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State
Estimates of Substance Use and Mental Health from the |
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| State | 12 or Older | AGE GROUP (Years) | ||||||
|---|---|---|---|---|---|---|---|---|
| 12-17 | 18-25 | 26 or Older | ||||||
| Estimate | 95% Prediction Interval |
Estimate | 95% Prediction Interval |
Estimate | 95% Prediction Interval |
Estimate | 95% Prediction Interval |
|
| NOTE: Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. NOTE: Estimates are based on a survey-weighted hierarchical Bayes estimation approach, and the 95 percent prediction (credible) intervals are generated by Markov Chain Monte Carlo techniques. Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006. |
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| Total U.S. | 8.19 | 9.84 | 19.97 | 5.91 | ||||
| Alabama | 7.36 | (6.26 - 8.64) | 10.78 | (8.82 - 13.11) | 17.65 | (14.82 - 20.89) | 5.13 | (4.00 - 6.55) |
| Alaska | 11.10 | (9.51 - 12.91) | 11.11 | (9.07 - 13.54) | 22.34 | (19.27 - 25.75) | 8.92 | (7.06 - 11.23) |
| Arizona | 8.07 | (6.83 - 9.51) | 10.84 | (8.81 - 13.26) | 17.55 | (14.67 - 20.86) | 6.00 | (4.66 - 7.68) |
| Arkansas | 8.35 | (7.11 - 9.77) | 12.11 | (9.89 - 14.75) | 19.66 | (16.67 - 23.03) | 5.88 | (4.57 - 7.52) |
| California | 9.09 | (8.33 - 9.91) | 9.71 | (8.59 - 10.96) | 20.22 | (18.58 - 21.98) | 6.93 | (6.04 - 7.95) |
| Colorado | 9.99 | (8.62 - 11.55) | 10.26 | (8.34 - 12.56) | 26.47 | (22.77 - 30.53) | 7.09 | (5.60 - 8.94) |
| Connecticut | 9.18 | (7.79 - 10.77) | 10.26 | (8.37 - 12.52) | 26.38 | (22.56 - 30.60) | 6.38 | (4.91 - 8.26) |
| Delaware | 8.07 | (6.92 - 9.40) | 10.45 | (8.49 - 12.81) | 21.56 | (18.29 - 25.24) | 5.47 | (4.23 - 7.04) |
| District of Columbia | 11.05 | (9.49 - 12.83) | 10.92 | (8.77 - 13.52) | 22.98 | (19.36 - 27.05) | 8.76 | (7.04 - 10.85) |
| Florida | 8.13 | (7.40 - 8.92) | 10.18 | (9.04 - 11.45) | 21.61 | (19.93 - 23.39) | 5.86 | (5.04 - 6.81) |
| Georgia | 7.80 | (6.53 - 9.29) | 8.71 | (7.04 - 10.74) | 18.04 | (15.17 - 21.32) | 5.83 | (4.48 - 7.57) |
| Hawaii | 8.03 | (6.58 - 9.77) | 10.59 | (8.37 - 13.31) | 19.57 | (16.34 - 23.27) | 5.94 | (4.40 - 7.97) |
| Idaho | 7.19 | (6.06 - 8.52) | 8.65 | (7.00 - 10.65) | 17.02 | (14.29 - 20.14) | 5.04 | (3.84 - 6.59) |
| Illinois | 7.36 | (6.70 - 8.09) | 10.02 | (8.93 - 11.23) | 18.48 | (16.85 - 20.24) | 5.01 | (4.26 - 5.88) |
| Indiana | 8.08 | (6.95 - 9.37) | 9.70 | (7.94 - 11.80) | 20.14 | (17.20 - 23.43) | 5.68 | (4.48 - 7.18) |
| Iowa | 6.32 | (5.28 - 7.56) | 9.95 | (8.04 - 12.25) | 15.46 | (12.85 - 18.49) | 4.18 | (3.14 - 5.55) |
| Kansas | 7.88 | (6.65 - 9.31) | 8.93 | (7.21 - 11.01) | 18.05 | (15.19 - 21.32) | 5.79 | (4.46 - 7.47) |
| Kentucky | 6.98 | (5.90 - 8.23) | 10.08 | (8.32 - 12.16) | 17.22 | (14.35 - 20.53) | 4.91 | (3.81 - 6.32) |
| Louisiana | 8.37 | (7.12 - 9.82) | 9.34 | (7.57 - 11.46) | 19.03 | (15.97 - 22.51) | 6.12 | (4.80 - 7.78) |
| Maine | 9.99 | (8.60 - 11.57) | 13.48 | (11.26 - 16.04) | 28.92 | (25.35 - 32.77) | 6.73 | (5.24 - 8.61) |
| Maryland | 6.22 | (5.18 - 7.46) | 8.10 | (6.45 - 10.11) | 15.91 | (13.20 - 19.05) | 4.38 | (3.29 - 5.79) |
| Massachusetts | 9.96 | (8.61 - 11.50) | 11.51 | (9.41 - 14.00) | 27.41 | (23.98 - 31.12) | 6.88 | (5.42 - 8.68) |
| Michigan | 8.76 | (8.05 - 9.52) | 10.38 | (9.28 - 11.61) | 21.06 | (19.40 - 22.82) | 6.39 | (5.58 - 7.31) |
| Minnesota | 8.15 | (6.90 - 9.61) | 10.28 | (8.33 - 12.63) | 19.03 | (16.11 - 22.34) | 5.89 | (4.53 - 7.62) |
| Mississippi | 7.49 | (6.28 - 8.89) | 8.59 | (6.89 - 10.65) | 17.18 | (14.29 - 20.52) | 5.46 | (4.18 - 7.11) |
| Missouri | 8.00 | (6.79 - 9.40) | 9.96 | (8.17 - 12.10) | 19.02 | (16.26 - 22.12) | 5.78 | (4.47 - 7.46) |
| Montana | 10.65 | (9.15 - 12.35) | 13.46 | (11.08 - 16.27) | 24.22 | (21.00 - 27.76) | 7.88 | (6.21 - 9.94) |
| Nebraska | 7.05 | (5.97 - 8.32) | 8.97 | (7.32 - 10.95) | 18.36 | (15.50 - 21.62) | 4.62 | (3.53 - 6.02) |
| Nevada | 9.39 | (7.98 - 11.03) | 10.45 | (8.46 - 12.85) | 21.21 | (18.02 - 24.79) | 7.38 | (5.82 - 9.31) |
| New Hampshire | 8.85 | (7.59 - 10.28) | 10.55 | (8.62 - 12.84) | 27.14 | (23.45 - 31.17) | 5.72 | (4.43 - 7.37) |
| New Jersey | 7.44 | (6.27 - 8.81) | 9.27 | (7.48 - 11.44) | 19.62 | (16.62 - 23.01) | 5.37 | (4.14 - 6.95) |
| New Mexico | 8.34 | (7.04 - 9.86) | 11.66 | (9.47 - 14.28) | 20.31 | (17.17 - 23.85) | 5.58 | (4.16 - 7.43) |
| New York | 9.38 | (8.56 - 10.28) | 10.39 | (9.24 - 11.68) | 22.91 | (21.08 - 24.86) | 6.94 | (6.00 - 8.02) |
| North Carolina | 7.69 | (6.53 - 9.03) | 10.39 | (8.47 - 12.68) | 19.08 | (16.15 - 22.39) | 5.47 | (4.25 - 7.03) |
| North Dakota | 5.66 | (4.54 - 7.04) | 6.76 | (5.17 - 8.80) | 13.55 | (11.06 - 16.48) | 3.85 | (2.68 - 5.50) |
| Ohio | 7.93 | (7.24 - 8.68) | 9.92 | (8.89 - 11.06) | 19.62 | (18.05 - 21.29) | 5.65 | (4.85 - 6.57) |
| Oklahoma | 8.43 | (6.98 - 10.13) | 10.17 | (8.09 - 12.72) | 17.18 | (14.34 - 20.46) | 6.53 | (4.95 - 8.58) |
| Oregon | 9.58 | (8.22 - 11.15) | 11.26 | (9.07 - 13.90) | 22.01 | (18.80 - 25.60) | 7.32 | (5.86 - 9.11) |
| Pennsylvania | 7.65 | (6.96 - 8.40) | 8.98 | (8.00 - 10.08) | 19.51 | (17.97 - 21.16) | 5.53 | (4.73 - 6.45) |
| Rhode Island | 11.21 | (9.70 - 12.93) | 12.68 | (10.36 - 15.43) | 30.67 | (26.92 - 34.69) | 7.47 | (5.88 - 9.46) |
| South Carolina | 7.25 | (6.14 - 8.54) | 9.61 | (7.83 - 11.75) | 19.01 | (16.08 - 22.34) | 4.90 | (3.75 - 6.38) |
| South Dakota | 6.89 | (5.80 - 8.17) | 10.07 | (8.16 - 12.35) | 16.42 | (13.74 - 19.50) | 4.62 | (3.44 - 6.19) |
| Tennessee | 8.89 | (7.63 - 10.33) | 10.14 | (8.28 - 12.36) | 22.19 | (19.03 - 25.72) | 6.54 | (5.20 - 8.20) |
| Texas | 6.78 | (6.18 - 7.44) | 8.68 | (7.65 - 9.84) | 16.77 | (15.22 - 18.44) | 4.53 | (3.85 - 5.32) |
| Utah | 6.83 | (5.69 - 8.16) | 8.15 | (6.34 - 10.42) | 12.93 | (10.55 - 15.75) | 4.95 | (3.72 - 6.55) |
| Vermont | 11.01 | (9.54 - 12.67) | 12.66 | (10.55 - 15.11) | 31.01 | (27.54 - 34.71) | 7.39 | (5.77 - 9.41) |
| Virginia | 7.26 | (6.11 - 8.61) | 9.05 | (7.37 - 11.07) | 18.78 | (15.90 - 22.04) | 5.14 | (3.94 - 6.67) |
| Washington | 10.03 | (8.60 - 11.68) | 10.21 | (8.33 - 12.45) | 24.31 | (21.01 - 27.95) | 7.59 | (6.01 - 9.54) |
| West Virginia | 7.95 | (6.84 - 9.23) | 10.16 | (8.35 - 12.32) | 23.16 | (20.17 - 26.44) | 5.39 | (4.21 - 6.87) |
| Wisconsin | 7.17 | (6.11 - 8.40) | 9.43 | (7.68 - 11.53) | 18.74 | (15.86 - 22.00) | 4.83 | (3.75 - 6.19) |
| Wyoming | 8.67 | (7.43 - 10.11) | 10.36 | (8.53 - 12.52) | 20.71 | (17.82 - 23.94) | 6.20 | (4.84 - 7.91) |
| State | 12 or Older | AGE GROUP (Years) | ||||||
|---|---|---|---|---|---|---|---|---|
| 12-17 | 18-25 | 26 or Older | ||||||
| Estimate | 95% Prediction Interval |
Estimate | 95% Prediction Interval |
Estimate | 95% Prediction Interval |
Estimate | 95% Prediction Interval |
|
| NOTE: Estimates are based on a survey-weighted hierarchical Bayes estimation approach, and the 95 percent prediction (credible) intervals are generated by Markov Chain Monte Carlo techniques. Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006. |
||||||||
| Total U.S. | 10.37 | 13.26 | 28.03 | 6.90 | ||||
| Alabama | 7.99 | (6.78 - 9.40) | 11.01 | (9.06 - 13.32) | 21.36 | (18.23 - 24.86) | 5.27 | (4.03 - 6.87) |
| Alaska | 14.42 | (12.73 - 16.30) | 15.66 | (13.23 - 18.44) | 33.28 | (29.86 - 36.89) | 10.56 | (8.62 - 12.89) |
| Arizona | 8.95 | (7.66 - 10.44) | 14.53 | (12.08 - 17.39) | 23.88 | (20.62 - 27.48) | 5.52 | (4.21 - 7.22) |
| Arkansas | 10.01 | (8.64 - 11.56) | 14.32 | (12.10 - 16.88) | 25.96 | (22.67 - 29.56) | 6.65 | (5.22 - 8.44) |
| California | 11.34 | (10.47 - 12.27) | 13.14 | (11.81 - 14.59) | 28.36 | (26.48 - 30.32) | 7.91 | (6.89 - 9.08) |
| Colorado | 12.73 | (11.10 - 14.56) | 16.07 | (13.59 - 18.90) | 35.97 | (32.09 - 40.05) | 8.26 | (6.51 - 10.42) |
| Connecticut | 13.23 | (11.48 - 15.21) | 16.44 | (14.01 - 19.20) | 37.39 | (33.25 - 41.72) | 9.09 | (7.18 - 11.45) |
| Delaware | 10.45 | (9.03 - 12.05) | 13.33 | (11.17 - 15.83) | 30.24 | (26.54 - 34.21) | 6.70 | (5.22 - 8.55) |
| District of Columbia | 15.03 | (13.27 - 16.98) | 13.38 | (11.14 - 16.00) | 36.89 | (32.98 - 40.99) | 10.97 | (9.02 - 13.28) |
| Florida | 9.69 | (8.93 - 10.52) | 13.67 | (12.36 - 15.09) | 29.50 | (27.69 - 31.39) | 6.25 | (5.40 - 7.23) |
| Georgia | 9.79 | (8.36 - 11.42) | 11.57 | (9.57 - 13.93) | 26.18 | (22.83 - 29.83) | 6.60 | (5.11 - 8.48) |
| Hawaii | 10.19 | (8.57 - 12.08) | 14.32 | (11.74 - 17.35) | 28.42 | (24.55 - 32.65) | 6.88 | (5.16 - 9.10) |
| Idaho | 9.24 | (7.95 - 10.70) | 11.97 | (9.92 - 14.38) | 25.64 | (22.40 - 29.16) | 5.59 | (4.28 - 7.28) |
| Illinois | 9.38 | (8.64 - 10.16) | 12.57 | (11.42 - 13.81) | 26.46 | (24.60 - 28.41) | 5.88 | (5.05 - 6.82) |
| Indiana | 9.32 | (8.08 - 10.74) | 11.96 | (10.06 - 14.16) | 26.60 | (23.44 - 30.01) | 5.85 | (4.55 - 7.48) |
| Iowa | 8.02 | (6.81 - 9.43) | 11.57 | (9.47 - 14.06) | 21.47 | (18.45 - 24.82) | 5.10 | (3.86 - 6.72) |
| Kansas | 10.86 | (9.40 - 12.50) | 13.45 | (11.30 - 15.94) | 28.45 | (24.83 - 32.38) | 7.13 | (5.61 - 9.03) |
| Kentucky | 8.74 | (7.49 - 10.18) | 12.15 | (10.22 - 14.39) | 24.56 | (21.28 - 28.17) | 5.72 | (4.43 - 7.36) |
| Louisiana | 9.58 | (8.20 - 11.16) | 11.76 | (9.74 - 14.14) | 24.12 | (20.82 - 27.76) | 6.38 | (4.91 - 8.25) |
| Maine | 13.31 | (11.64 - 15.18) | 17.61 | (14.93 - 20.66) | 39.99 | (36.16 - 43.94) | 8.80 | (6.97 - 11.03) |
| Maryland | 9.18 | (7.95 - 10.58) | 12.26 | (10.19 - 14.68) | 28.06 | (24.53 - 31.88) | 5.66 | (4.38 - 7.28) |
| Massachusetts | 12.91 | (11.33 - 14.67) | 16.27 | (13.79 - 19.08) | 38.14 | (34.43 - 42.00) | 8.31 | (6.58 - 10.43) |
| Michigan | 11.92 | (11.08 - 12.81) | 13.74 | (12.51 - 15.08) | 32.59 | (30.70 - 34.55) | 8.07 | (7.11 - 9.15) |
| Minnesota | 11.25 | (9.70 - 13.01) | 13.45 | (11.23 - 16.02) | 27.95 | (24.65 - 31.51) | 7.92 | (6.20 - 10.07) |
| Mississippi | 8.45 | (7.22 - 9.87) | 10.65 | (8.83 - 12.78) | 21.30 | (18.22 - 24.75) | 5.66 | (4.39 - 7.28) |
| Missouri | 10.05 | (8.70 - 11.58) | 13.00 | (10.93 - 15.40) | 24.90 | (21.83 - 28.25) | 7.01 | (5.56 - 8.82) |
| Montana | 14.10 | (12.34 - 16.05) | 17.06 | (14.54 - 19.92) | 36.72 | (33.03 - 40.57) | 9.70 | (7.72 - 12.12) |
| Nebraska | 9.39 | (8.08 - 10.88) | 11.02 | (9.10 - 13.28) | 25.32 | (22.15 - 28.77) | 6.10 | (4.72 - 7.85) |
| Nevada | 10.77 | (9.18 - 12.58) | 14.36 | (11.99 - 17.11) | 27.58 | (23.84 - 31.67) | 7.62 | (5.92 - 9.76) |
| New Hampshire | 12.33 | (10.74 - 14.13) | 14.02 | (11.77 - 16.61) | 38.09 | (34.17 - 42.17) | 8.03 | (6.32 - 10.16) |
| New Jersey | 9.60 | (8.25 - 11.14) | 13.15 | (11.06 - 15.57) | 28.83 | (25.27 - 32.67) | 6.24 | (4.81 - 8.07) |
| New Mexico | 10.30 | (8.87 - 11.92) | 15.89 | (13.34 - 18.83) | 27.89 | (24.28 - 31.81) | 6.12 | (4.65 - 8.01) |
| New York | 12.15 | (11.27 - 13.08) | 14.60 | (13.28 - 16.04) | 31.95 | (29.89 - 34.08) | 8.45 | (7.44 - 9.59) |
| North Carolina | 9.90 | (8.48 - 11.52) | 12.81 | (10.76 - 15.19) | 27.48 | (24.20 - 31.02) | 6.65 | (5.14 - 8.56) |
| North Dakota | 7.48 | (6.31 - 8.85) | 10.55 | (8.61 - 12.87) | 20.67 | (17.55 - 24.19) | 4.28 | (3.13 - 5.82) |
| Ohio | 10.63 | (9.80 - 11.53) | 13.61 | (12.36 - 14.95) | 28.26 | (26.43 - 30.18) | 7.21 | (6.27 - 8.28) |
| Oklahoma | 8.71 | (7.41 - 10.23) | 12.90 | (10.64 - 15.56) | 21.38 | (18.32 - 24.81) | 5.75 | (4.39 - 7.50) |
| Oregon | 13.25 | (11.64 - 15.04) | 17.98 | (15.22 - 21.12) | 32.92 | (29.10 - 36.99) | 9.41 | (7.67 - 11.50) |
| Pennsylvania | 10.45 | (9.61 - 11.35) | 13.55 | (12.31 - 14.89) | 29.22 | (27.38 - 31.13) | 6.97 | (6.01 - 8.07) |
| Rhode Island | 14.90 | (13.13 - 16.88) | 17.46 | (14.70 - 20.62) | 40.89 | (36.96 - 44.95) | 9.83 | (7.87 - 12.21) |
| South Carolina | 8.82 | (7.61 - 10.21) | 11.94 | (9.99 - 14.20) | 24.66 | (21.32 - 28.35) | 5.67 | (4.42 - 7.24) |
| South Dakota | 8.66 | (7.44 - 10.05) | 12.61 | (10.54 - 15.02) | 23.35 | (20.20 - 26.82) | 5.28 | (4.06 - 6.84) |
| Tennessee | 10.55 | (9.10 - 12.20) | 12.83 | (10.74 - 15.27) | 28.28 | (24.85 - 31.99) | 7.34 | (5.77 - 9.30) |
| Texas | 8.40 | (7.72 - 9.13) | 11.56 | (10.36 - 12.89) | 22.29 | (20.54 - 24.15) | 5.18 | (4.42 - 6.06) |
| Utah | 8.28 | (7.01 - 9.76) | 10.04 | (8.01 - 12.52) | 18.88 | (15.84 - 22.35) | 5.11 | (3.81 - 6.81) |
| Vermont | 15.48 | (13.58 - 17.59) | 17.63 | (15.00 - 20.61) | 41.86 | (38.15 - 45.68) | 10.71 | (8.56 - 13.32) |
| Virginia | 9.05 | (7.84 - 10.43) | 13.45 | (11.30 - 15.93) | 26.99 | (23.66 - 30.59) | 5.53 | (4.30 - 7.09) |
| Washington | 12.30 | (10.72 - 14.08) | 14.63 | (12.31 - 17.29) | 32.60 | (28.94 - 36.49) | 8.56 | (6.86 - 10.62) |
| West Virginia | 9.12 | (7.92 - 10.49) | 13.71 | (11.52 - 16.25) | 28.56 | (25.33 - 32.03) | 5.65 | (4.39 - 7.23) |
| Wisconsin | 10.16 | (8.88 - 11.61) | 12.90 | (10.76 - 15.39) | 29.61 | (25.91 - 33.61) | 6.35 | (5.05 - 7.97) |
| Wyoming | 11.28 | (9.80 - 12.94) | 15.45 | (13.17 - 18.06) | 29.75 | (26.25 - 33.51) | 7.27 | (5.67 - 9.28) |
| State | 12 or Older | AGE GROUP (Years) | ||||||
|---|---|---|---|---|---|---|---|---|
| 12-17 | 18-25 | 26 or Older | ||||||
| Estimate | 95% Prediction Interval |
Estimate | 95% Prediction Interval |
Estimate | 95% Prediction Interval |
Estimate | 95% Prediction Interval |
|
| NOTE: Estimates are based on a survey-weighted hierarchical Bayes estimation approach, and the 95 percent prediction (credible) intervals are generated by Markov Chain Monte Carlo techniques. Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006. |
||||||||
| Total U.S. | 6.02 | 6.74 | 16.42 | 4.10 | ||||
| Alabama | 4.76 | (3.85 - 5.88) | 6.32 | (4.84 - 8.21) | 12.16 | (9.87 - 14.88) | 3.28 | (2.36 - 4.53) |
| Alaska | 8.83 | (7.46 - 10.42) | 8.26 | (6.42 - 10.58) | 19.42 | (16.68 - 22.48) | 6.89 | (5.31 - 8.89) |
| Arizona | 5.18 | (4.26 - 6.29) | 7.24 | (5.56 - 9.39) | 14.08 | (11.52 - 17.10) | 3.31 | (2.42 - 4.51) |
| Arkansas | 5.70 | (4.71 - 6.89) | 7.71 | (6.08 - 9.74) | 14.38 | (11.89 - 17.28) | 3.93 | (2.91 - 5.28) |
| California | 6.70 | (6.01 - 7.45) | 6.51 | (5.58 - 7.59) | 16.95 | (15.38 - 18.64) | 4.82 | (4.03 - 5.76) |
| Colorado | 7.68 | (6.46 - 9.11) | 7.44 | (5.79 - 9.53) | 21.43 | (18.32 - 24.90) | 5.32 | (4.04 - 6.99) |
| Connecticut | 7.61 | (6.38 - 9.04) | 8.40 | (6.66 - 10.55) | 23.27 | (19.82 - 27.13) | 5.09 | (3.80 - 6.77) |
| Delaware | 5.93 | (4.95 - 7.08) | 7.31 | (5.70 - 9.33) | 18.02 | (14.74 - 21.83) | 3.69 | (2.74 - 4.94) |
| District of Columbia | 8.44 | (7.10 - 10.02) | 6.81 | (5.24 - 8.80) | 19.48 | (16.20 - 23.24) | 6.47 | (5.03 - 8.30) |
| Florida | 5.68 | (5.11 - 6.31) | 6.92 | (6.04 - 7.92) | 17.88 | (16.35 - 19.52) | 3.70 | (3.06 - 4.47) |
| Georgia | 5.87 | (4.81 - 7.15) | 5.85 | (4.49 - 7.58) | 15.01 | (12.37 - 18.10) | 4.24 | (3.15 - 5.70) |
| Hawaii | 5.54 | (4.45 - 6.87) | 7.04 | (5.33 - 9.24) | 15.47 | (12.55 - 18.93) | 3.82 | (2.73 - 5.33) |
| Idaho | 5.31 | (4.40 - 6.41) | 5.91 | (4.57 - 7.61) | 14.07 | (11.64 - 16.91) | 3.50 | (2.57 - 4.74) |
| Illinois | 5.36 | (4.82 - 5.96) | 6.73 | (5.82 - 7.77) | 15.36 | (13.88 - 16.96) | 3.38 | (2.78 - 4.10) |
| Indiana | 5.53 | (4.60 - 6.64) | 6.17 | (4.82 - 7.85) | 15.60 | (13.04 - 18.56) | 3.63 | (2.71 - 4.86) |
| Iowa | 4.66 | (3.85 - 5.63) | 6.55 | (5.04 - 8.46) | 12.85 | (10.49 - 15.64) | 2.92 | (2.14 - 3.98) |
| Kansas | 5.81 | (4.81 - 7.00) | 6.57 | (5.17 - 8.32) | 14.77 | (12.25 - 17.70) | 3.99 | (2.97 - 5.34) |
| Kentucky | 4.93 | (4.04 - 6.01) | 6.59 | (5.16 - 8.38) | 13.96 | (11.37 - 17.04) | 3.24 | (2.37 - 4.43) |
| Louisiana | 5.55 | (4.57 - 6.73) | 5.65 | (4.31 - 7.36) | 14.87 | (12.26 - 17.93) | 3.70 | (2.70 - 5.03) |
| Maine | 8.97 | (7.59 - 10.58) | 10.99 | (8.78 - 13.67) | 27.66 | (24.27 - 31.32) | 5.93 | (4.45 - 7.85) |
| Maryland | 4.79 | (3.90 - 5.86) | 5.63 | (4.30 - 7.34) | 13.36 | (10.89 - 16.28) | 3.26 | (2.37 - 4.47) |
| Massachusetts | 7.96 | (6.79 - 9.31) | 8.96 | (7.10 - 11.26) | 24.15 | (20.88 - 27.75) | 5.15 | (3.96 - 6.66) |
| Michigan | 6.43 | (5.84 - 7.08) | 7.32 | (6.43 - 8.32) | 16.99 | (15.42 - 18.69) | 4.47 | (3.80 - 5.26) |
| Minnesota | 7.17 | (5.99 - 8.56) | 7.53 | (5.88 - 9.61) | 17.03 | (14.24 - 20.23) | 5.33 | (4.08 - 6.94) |
| Mississippi | 5.11 | (4.19 - 6.21) | 5.36 | (4.08 - 7.02) | 12.77 | (10.33 - 15.69) | 3.60 | (2.65 - 4.86) |
| Missouri | 5.42 | (4.46 - 6.57) | 6.45 | (4.98 - 8.31) | 14.35 | (11.98 - 17.11) | 3.70 | (2.70 - 5.04) |
| Montana | 9.21 | (7.83 - 10.81) | 10.56 | (8.52 - 13.02) | 21.96 | (18.92 - 25.33) | 6.78 | (5.20 - 8.78) |
| Nebraska | 5.21 | (4.27 - 6.34) | 5.52 | (4.24 - 7.15) | 14.94 | (12.34 - 17.99) | 3.30 | (2.38 - 4.55) |
| Nevada | 6.78 | (5.59 - 8.19) | 7.57 | (5.88 - 9.69) | 16.26 | (13.38 - 19.61) | 5.17 | (3.94 - 6.76) |
| New Hampshire | 7.63 | (6.43 - 9.04) | 8.21 | (6.50 - 10.33) | 25.01 | (21.44 - 28.95) | 4.80 | (3.56 - 6.45) |
| New Jersey | 5.26 | (4.32 - 6.39) | 6.35 | (4.91 - 8.17) | 15.88 | (13.15 - 19.06) | 3.51 | (2.57 - 4.79) |
| New Mexico | 6.08 | (5.06 - 7.29) | 7.79 | (6.07 - 9.95) | 16.93 | (14.14 - 20.16) | 3.76 | (2.72 - 5.18) |
| New York | 7.09 | (6.42 - 7.81) | 7.81 | (6.83 - 8.93) | 20.23 | (18.52 - 22.06) | 4.75 | (4.00 - 5.63) |
| North Carolina | 5.59 | (4.62 - 6.75) | 7.02 | (5.46 - 8.98) | 15.68 | (13.19 - 18.53) | 3.76 | (2.77 - 5.08) |
| North Dakota | 4.37 | (3.44 - 5.54) | 4.51 | (3.31 - 6.11) | 11.25 | (9.03 - 13.93) | 2.89 | (1.96 - 4.24) |
| Ohio | 6.14 | (5.55 - 6.78) | 6.97 | (6.07 - 7.99) | 16.59 | (15.12 - 18.17) | 4.23 | (3.55 - 5.03) |
| Oklahoma | 5.27 | (4.28 - 6.48) | 6.36 | (4.82 - 8.35) | 13.00 | (10.60 - 15.85) | 3.66 | (2.66 - 5.03) |
| Oregon | 7.86 | (6.61 - 9.33) | 8.36 | (6.53 - 10.66) | 18.45 | (15.49 - 21.83) | 6.05 | (4.72 - 7.72) |
| Pennsylvania | 5.80 | (5.23 - 6.43) | 6.37 | (5.50 - 7.36) | 16.92 | (15.37 - 18.60) | 3.90 | (3.26 - 4.66) |
| Rhode Island | 9.21 | (7.87 - 10.75) | 9.74 | (7.63 - 12.36) | 27.53 | (24.00 - 31.36) | 5.79 | (4.37 - 7.65) |
| South Carolina | 5.43 | (4.50 - 6.55) | 6.06 | (4.69 - 7.81) | 15.78 | (13.01 - 19.01) | 3.56 | (2.64 - 4.79) |
| South Dakota | 5.22 | (4.30 - 6.31) | 6.56 | (5.08 - 8.43) | 13.98 | (11.47 - 16.93) | 3.34 | (2.42 - 4.61) |
| Tennessee | 6.09 | (5.05 - 7.33) | 5.73 | (4.34 - 7.53) | 16.99 | (14.20 - 20.20) | 4.34 | (3.25 - 5.77) |
| Texas | 4.35 | (3.88 - 4.87) | 5.56 | (4.77 - 6.47) | 12.09 | (10.82 - 13.50) | 2.65 | (2.13 - 3.28) |
| Utah | 4.33 | (3.47 - 5.39) | 5.08 | (3.64 - 7.04) | 9.55 | (7.52 - 12.05) | 2.80 | (1.94 - 4.02) |
| Vermont | 9.74 | (8.30 - 11.39) | 10.08 | (8.10 - 12.48) | 28.28 | (24.84 - 31.99) | 6.53 | (4.96 - 8.56) |
| Virginia | 5.54 | (4.58 - 6.68) | 6.39 | (4.91 - 8.27) | 15.75 | (13.17 - 18.73) | 3.74 | (2.79 - 5.00) |
| Washington | 8.25 | (6.86 - 9.88) | 7.70 | (6.08 - 9.71) | 20.05 | (16.92 - 23.58) | 6.32 | (4.82 - 8.23) |
| West Virginia | 5.96 | (5.01 - 7.07) | 6.82 | (5.32 - 8.71) | 18.66 | (15.95 - 21.71) | 3.92 | (2.94 - 5.21) |
| Wisconsin | 5.58 | (4.66 - 6.67) | 6.58 | (5.14 - 8.40) | 15.77 | (13.11 - 18.85) | 3.65 | (2.72 - 4.86) |
| Wyoming | 6.84 | (5.73 - 8.15) | 7.63 | (6.08 - 9.53) | 17.55 | (14.88 - 20.59) | 4.73 | (3.55 - 6.28) |
| State | 12 or Older | AGE GROUP (Years) | ||||||
|---|---|---|---|---|---|---|---|---|
| 12-17 | 18-25 | 26 or Older | ||||||
| Estimate | 95% Prediction Interval |
Estimate | 95% Prediction Interval |
Estimate | 95% Prediction Interval |
Estimate | 95% Prediction Interval |
|
| NOTE: Estimates are based on a survey-weighted hierarchical Bayes estimation approach, and the 95 percent prediction (credible) intervals are generated by Markov Chain Monte Carlo techniques. Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006. |
||||||||
| Total U.S. | 38.85 | 34.31 | 24.52 | 41.97 | ||||
| Alabama | 49.05 | (45.74 - 52.36) | 39.88 | (36.06 - 43.83) | 34.33 | (30.70 - 38.15) | 52.81 | (48.68 - 56.91) |
| Alaska | 28.53 | (25.87 - 31.36) | 28.31 | (24.42 - 32.56) | 18.40 | (15.63 - 21.53) | 30.53 | (27.10 - 34.18) |
| Arizona | 38.72 | (35.53 - 42.02) | 31.03 | (27.33 - 34.99) | 25.70 | (22.37 - 29.33) | 42.12 | (38.10 - 46.24) |
| Arkansas | 45.70 | (42.53 - 48.91) | 37.00 | (33.20 - 40.98) | 26.61 | (23.35 - 30.14) | 50.18 | (46.20 - 54.16) |
| California | 37.28 | (35.65 - 38.94) | 33.60 | (31.63 - 35.64) | 26.40 | (24.54 - 28.34) | 39.85 | (37.77 - 41.98) |
| Colorado | 30.70 | (27.84 - 33.71) | 29.74 | (26.15 - 33.60) | 18.47 | (15.43 - 21.94) | 32.95 | (29.46 - 36.65) |
| Connecticut | 35.56 | (32.24 - 39.03) | 29.95 | (26.70 - 33.42) | 20.34 | (17.23 - 23.85) | 38.65 | (34.57 - 42.89) |
| Delaware | 38.48 | (35.40 - 41.67) | 36.41 | (32.87 - 40.11) | 22.09 | (18.96 - 25.57) | 41.55 | (37.78 - 45.42) |
| District of Columbia | 31.97 | (29.13 - 34.95) | 29.23 | (24.91 - 33.95) | 17.59 | (14.63 - 21.00) | 35.02 | (31.54 - 38.67) |
| Florida | 42.78 | (41.07 - 44.51) | 34.77 | (32.82 - 36.77) | 28.44 | (26.53 - 30.43) | 45.89 | (43.79 - 48.00) |
| Georgia | 43.21 | (40.01 - 46.46) | 36.84 | (33.23 - 40.60) | 31.29 | (27.76 - 35.06) | 46.24 | (42.28 - 50.25) |
| Hawaii | 37.80 | (34.35 - 41.38) | 32.69 | (28.95 - 36.67) | 28.78 | (24.90 - 33.00) | 39.83 | (35.65 - 44.17) |
| Idaho | 37.85 | (34.84 - 40.95) | 36.43 | (32.75 - 40.27) | 27.56 | (24.09 - 31.34) | 40.09 | (36.28 - 44.01) |
| Illinois | 38.90 | (37.24 - 40.59) | 36.20 | (34.27 - 38.18) | 25.46 | (23.66 - 27.35) | 41.68 | (39.57 - 43.82) |
| Indiana | 39.09 | (36.08 - 42.20) | 34.64 | (31.21 - 38.23) | 24.28 | (21.15 - 27.70) | 42.38 | (38.58 - 46.26) |
| Iowa | 39.61 | (36.73 - 42.57) | 34.76 | (31.17 - 38.54) | 24.16 | (20.92 - 27.72) | 43.07 | (39.50 - 46.71) |
| Kansas | 37.07 | (34.15 - 40.09) | 35.02 | (31.62 - 38.59) | 20.27 | (17.27 - 23.64) | 40.57 | (36.91 - 44.33) |
| Kentucky | 44.78 | (41.63 - 47.97) | 37.07 | (33.58 - 40.70) | 29.07 | (25.67 - 32.72) | 48.32 | (44.50 - 52.17) |
| Louisiana | 44.73 | (41.43 - 48.08) | 39.92 | (36.37 - 43.58) | 28.93 | (25.39 - 32.75) | 48.55 | (44.37 - 52.76) |
| Maine | 32.25 | (29.36 - 35.29) | 28.31 | (24.92 - 31.97) | 13.62 | (11.21 - 16.46) | 35.52 | (31.98 - 39.23) |
| Maryland | 39.15 | (36.19 - 42.19) | 32.96 | (29.40 - 36.72) | 24.62 | (21.37 - 28.19) | 42.39 | (38.71 - 46.14) |
| Massachusetts | 29.01 | (26.18 - 32.01) | 26.83 | (23.55 - 30.38) | 15.33 | (12.80 - 18.26) | 31.55 | (28.07 - 35.24) |
| Michigan | 35.23 | (33.75 - 36.73) | 35.31 | (33.45 - 37.21) | 21.01 | (19.37 - 22.74) | 37.68 | (35.80 - 39.60) |
| Minnesota | 31.88 | (29.05 - 34.84) | 31.89 | (28.55 - 35.43) | 17.78 | (15.11 - 20.80) | 34.44 | (30.88 - 38.18) |
| Mississippi | 51.97 | (48.75 - 55.18) | 44.46 | (40.61 - 48.39) | 36.72 | (32.83 - 40.80) | 55.99 | (51.93 - 59.97) |
| Missouri | 40.04 | (36.95 - 43.20) | 35.83 | (32.30 - 39.51) | 23.30 | (20.23 - 26.69) | 43.57 | (39.74 - 47.47) |
| Montana | 31.96 | (28.99 - 35.08) | 31.27 | (27.77 - 35.00) | 15.10 | (12.60 - 18.00) | 35.04 | (31.35 - 38.92) |
| Nebraska | 41.14 | (38.15 - 44.19) | 37.74 | (34.20 - 41.41) | 25.34 | (22.02 - 28.98) | 44.64 | (40.88 - 48.46) |
| Nevada | 35.18 | (32.08 - 38.42) | 32.71 | (29.08 - 36.56) | 25.45 | (21.97 - 29.28) | 37.05 | (33.25 - 41.03) |
| New Hampshire | 27.07 | (24.17 - 30.19) | 27.16 | (23.84 - 30.76) | 14.14 | (11.52 - 17.23) | 29.12 | (25.53 - 32.98) |
| New Jersey | 38.87 | (35.73 - 42.10) | 29.62 | (26.30 - 33.17) | 21.64 | (18.42 - 25.24) | 42.68 | (38.78 - 46.67) |
| New Mexico | 39.60 | (36.38 - 42.91) | 29.61 | (26.01 - 33.49) | 25.55 | (22.13 - 29.30) | 43.74 | (39.65 - 47.91) |
| New York | 38.48 | (36.72 - 40.28) | 32.64 | (30.74 - 34.61) | 22.74 | (20.86 - 24.74) | 41.92 | (39.71 - 44.15) |
| North Carolina | 40.76 | (37.59 - 44.01) | 32.08 | (28.59 - 35.79) | 25.02 | (21.78 - 28.56) | 44.47 | (40.54 - 48.47) |
| North Dakota | 39.64 | (36.56 - 42.81) | 36.59 | (32.97 - 40.37) | 24.58 | (21.39 - 28.08) | 43.24 | (39.31 - 47.26) |
| Ohio | 38.19 | (36.55 - 39.85) | 36.06 | (34.23 - 37.93) | 23.38 | (21.66 - 25.20) | 41.02 | (38.94 - 43.13) |
| Oklahoma | 40.86 | (37.64 - 44.16) | 34.80 | (30.75 - 39.07) | 27.58 | (24.08 - 31.37) | 44.19 | (40.10 - 48.36) |
| Oregon | 29.06 | (26.21 - 32.09) | 28.98 | (25.47 - 32.75) | 17.05 | (14.13 - 20.41) | 31.06 | (27.61 - 34.75) |
| Pennsylvania | 39.35 | (37.65 - 41.07) | 34.47 | (32.58 - 36.42) | 21.97 | (20.34 - 23.71) | 42.82 | (40.67 - 45.00) |
| Rhode Island | 30.99 | (28.04 - 34.11) | 29.10 | (25.52 - 32.97) | 16.66 | (13.88 - 19.87) | 33.85 | (30.21 - 37.69) |
| South Carolina | 41.31 | (38.31 - 44.39) | 34.67 | (31.38 - 38.12) | 25.53 | (22.37 - 28.97) | 44.93 | (41.21 - 48.72) |
| South Dakota | 40.12 | (37.17 - 43.14) | 38.18 | (34.56 - 41.95) | 26.34 | (22.98 - 29.99) | 43.04 | (39.35 - 46.81) |
| Tennessee | 41.80 | (38.55 - 45.12) | 36.29 | (32.74 - 39.99) | 24.03 | (20.89 - 27.48) | 45.42 | (41.39 - 49.51) |
| Texas | 43.62 | (42.08 - 45.17) | 37.53 | (35.54 - 39.56) | 27.75 | (25.89 - 29.69) | 47.66 | (45.68 - 49.66) |
| Utah | 42.62 | (39.56 - 45.74) | 44.23 | (39.83 - 48.72) | 33.05 | (29.27 - 37.06) | 44.93 | (40.89 - 49.04) |
| Vermont | 28.76 | (25.88 - 31.81) | 25.77 | (22.61 - 29.21) | 13.37 | (10.97 - 16.20) | 31.76 | (28.15 - 35.61) |
| Virginia | 38.27 | (35.24 - 41.40) | 35.60 | (32.03 - 39.34) | 22.08 | (19.12 - 25.35) | 41.29 | (37.56 - 45.12) |
| Washington | 28.24 | (25.47 - 31.18) | 29.55 | (26.18 - 33.15) | 15.95 | (13.28 - 19.04) | 30.16 | (26.77 - 33.77) |
| West Virginia | 44.75 | (41.61 - 47.94) | 37.80 | (34.29 - 41.43) | 25.48 | (22.28 - 28.97) | 48.46 | (44.61 - 52.34) |
| Wisconsin | 34.01 | (31.18 - 36.96) | 31.98 | (28.44 - 35.74) | 19.16 | (16.27 - 22.42) | 36.92 | (33.40 - 40.58) |
| Wyoming | 36.24 | (33.31 - 39.28) | 34.37 | (30.85 - 38.08) | 19.67 | (16.89 - 22.78) | 39.59 | (35.89 - 43.40) |
| State | 12 or Older | AGE GROUP (Years) | ||||||
|---|---|---|---|---|---|---|---|---|
| 12-17 | 18-25 | 26 or Older | ||||||
| Estimate | 95% Prediction Interval |
Estimate | 95% Prediction Interval |
Estimate | 95% Prediction Interval |
Estimate | 95% Prediction Interval |
|
| NOTE: Average annual rate = 100*{[X1 ÷ (0.5 * X1 + X2)] ÷ 2}, where X1 is the number of marijuana initiates in past 24 months and X2 is the number of persons who never used marijuana. Both of the computation components, X1 and X2, are based on a survey-weighted hierarchical Bayes estimation approach. Note that the age group is based on a respondent's age at the time of the interview, not his or her age at first use. NOTE: The prediction intervals presented above use a simultaneous solution for the First Use of Marijuana and Never Used Marijuana outcomes, which had age group–specific random effects that were allowed to be correlated across the two outcomes. The associated Markov Chain Monte Carlo chains were used to calculate the posterior variance. Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006. |
||||||||
| Total U.S. | 1.62 | 5.58 | 6.02 | 0.17 | ||||
| Alabama | 1.31 | (1.12 - 1.53) | 4.86 | (3.94 - 5.97) | 4.97 | (3.87 - 6.38) | 0.14 | (0.08 - 0.24) |
| Alaska | 2.27 | (1.89 - 2.71) | 5.68 | (4.51 - 7.14) | 6.98 | (5.34 - 9.07) | 0.26 | (0.15 - 0.46) |
| Arizona | 1.72 | (1.45 - 2.04) | 6.59 | (5.36 - 8.07) | 5.34 | (4.04 - 7.03) | 0.18 | (0.10 - 0.30) |
| Arkansas | 1.55 | (1.32 - 1.82) | 6.48 | (5.32 - 7.87) | 5.61 | (4.34 - 7.22) | 0.15 | (0.08 - 0.26) |
| California | 1.60 | (1.45 - 1.76) | 5.43 | (4.83 - 6.10) | 5.28 | (4.55 - 6.12) | 0.16 | (0.10 - 0.25) |
| Colorado | 1.95 | (1.64 - 2.31) | 7.00 | (5.77 - 8.46) | 6.51 | (4.84 - 8.71) | 0.22 | (0.13 - 0.37) |
| Connecticut | 1.98 | (1.69 - 2.33) | 6.88 | (5.71 - 8.27) | 8.35 | (6.40 - 10.84) | 0.18 | (0.11 - 0.31) |
| Delaware | 1.86 | (1.58 - 2.19) | 6.34 | (5.25 - 7.64) | 7.96 | (6.10 - 10.32) | 0.18 | (0.11 - 0.30) |
| District of Columbia | 2.15 | (1.79 - 2.58) | 6.05 | (4.89 - 7.48) | 9.02 | (6.95 - 11.63) | 0.27 | (0.16 - 0.47) |
| Florida | 1.41 | (1.29 - 1.54) | 5.76 | (5.17 - 6.40) | 5.88 | (5.08 - 6.79) | 0.13 | (0.08 - 0.22) |
| Georgia | 1.53 | (1.29 - 1.81) | 4.47 | (3.59 - 5.56) | 6.23 | (4.77 - 8.08) | 0.17 | (0.10 - 0.30) |
| Hawaii | 1.73 | (1.39 - 2.14) | 5.71 | (4.39 - 7.40) | 7.05 | (5.11 - 9.65) | 0.23 | (0.10 - 0.52) |
| Idaho | 1.65 | (1.38 - 1.97) | 4.95 | (3.97 - 6.15) | 5.15 | (3.89 - 6.78) | 0.20 | (0.11 - 0.34) |
| Illinois | 1.64 | (1.49 - 1.80) | 5.48 | (4.89 - 6.14) | 6.20 | (5.38 - 7.15) | 0.17 | (0.11 - 0.26) |
| Indiana | 1.63 | (1.40 - 1.91) | 5.69 | (4.72 - 6.85) | 5.72 | (4.44 - 7.34) | 0.17 | (0.10 - 0.29) |
| Iowa | 1.52 | (1.29 - 1.80) | 5.38 | (4.36 - 6.62) | 5.72 | (4.41 - 7.38) | 0.16 | (0.09 - 0.30) |
| Kansas | 1.67 | (1.41 - 1.98) | 5.03 | (4.10 - 6.17) | 6.35 | (4.89 - 8.21) | 0.19 | (0.11 - 0.31) |
| Kentucky | 1.47 | (1.25 - 1.73) | 5.38 | (4.40 - 6.56) | 6.41 | (4.94 - 8.27) | 0.15 | (0.09 - 0.26) |
| Louisiana | 1.65 | (1.41 - 1.94) | 5.63 | (4.61 - 6.84) | 5.39 | (4.16 - 6.97) | 0.16 | (0.09 - 0.28) |
| Maine | 2.08 | (1.78 - 2.43) | 7.63 | (6.33 - 9.17) | 10.12 | (8.00 - 12.72) | 0.16 | (0.09 - 0.30) |
| Maryland | 1.68 | (1.41 - 1.99) | 5.32 | (4.33 - 6.53) | 6.74 | (5.23 - 8.65) | 0.18 | (0.11 - 0.30) |
| Massachusetts | 1.96 | (1.68 - 2.29) | 6.21 | (5.13 - 7.49) | 8.03 | (6.32 - 10.16) | 0.22 | (0.13 - 0.37) |
| Michigan | 1.95 | (1.78 - 2.14) | 5.82 | (5.23 - 6.48) | 7.69 | (6.67 - 8.84) | 0.20 | (0.13 - 0.31) |
| Minnesota | 1.78 | (1.51 - 2.10) | 5.65 | (4.59 - 6.94) | 6.17 | (4.77 - 7.95) | 0.20 | (0.12 - 0.33) |
| Mississippi | 1.33 | (1.12 - 1.57) | 4.62 | (3.73 - 5.71) | 4.42 | (3.36 - 5.78) | 0.15 | (0.09 - 0.28) |
| Missouri | 1.56 | (1.32 - 1.84) | 4.93 | (3.96 - 6.13) | 6.22 | (4.87 - 7.91) | 0.17 | (0.10 - 0.29) |
| Montana | 1.98 | (1.68 - 2.33) | 6.24 | (5.12 - 7.57) | 8.27 | (6.49 - 10.47) | 0.19 | (0.11 - 0.33) |
| Nebraska | 1.57 | (1.32 - 1.87) | 4.54 | (3.62 - 5.69) | 6.45 | (5.01 - 8.26) | 0.16 | (0.09 - 0.30) |
| Nevada | 1.70 | (1.42 - 2.04) | 6.41 | (5.20 - 7.87) | 4.73 | (3.51 - 6.35) | 0.21 | (0.12 - 0.35) |
| New Hampshire | 2.05 | (1.73 - 2.43) | 5.56 | (4.50 - 6.85) | 10.37 | (8.02 - 13.31) | 0.20 | (0.12 - 0.36) |
| New Jersey | 1.50 | (1.27 - 1.76) | 5.82 | (4.78 - 7.07) | 5.97 | (4.63 - 7.68) | 0.16 | (0.09 - 0.26) |
| New Mexico | 1.83 | (1.51 - 2.21) | 6.99 | (5.59 - 8.71) | 6.84 | (5.09 - 9.14) | 0.14 | (0.07 - 0.28) |
| New York | 1.61 | (1.47 - 1.77) | 5.70 | (5.11 - 6.36) | 6.35 | (5.49 - 7.34) | 0.17 | (0.11 - 0.26) |
| North Carolina | 1.44 | (1.20 - 1.71) | 5.12 | (4.15 - 6.31) | 5.57 | (4.26 - 7.25) | 0.18 | (0.10 - 0.31) |
| North Dakota | 1.37 | (1.14 - 1.64) | 4.48 | (3.57 - 5.62) | 5.31 | (4.08 - 6.89) | 0.14 | (0.07 - 0.27) |
| Ohio | 1.70 | (1.55 - 1.86) | 5.76 | (5.17 - 6.42) | 6.33 | (5.52 - 7.26) | 0.17 | (0.11 - 0.27) |
| Oklahoma | 1.53 | (1.28 - 1.84) | 5.31 | (4.20 - 6.69) | 5.35 | (4.11 - 6.93) | 0.18 | (0.10 - 0.30) |
| Oregon | 2.06 | (1.73 - 2.45) | 7.23 | (5.91 - 8.82) | 7.11 | (5.33 - 9.44) | 0.25 | (0.15 - 0.43) |
| Pennsylvania | 1.60 | (1.46 - 1.75) | 5.85 | (5.24 - 6.53) | 6.49 | (5.66 - 7.44) | 0.15 | (0.09 - 0.25) |
| Rhode Island | 2.02 | (1.71 - 2.38) | 7.04 | (5.76 - 8.57) | 8.16 | (6.23 - 10.63) | 0.20 | (0.11 - 0.35) |
| South Carolina | 1.57 | (1.34 - 1.84) | 5.45 | (4.53 - 6.56) | 6.32 | (4.91 - 8.10) | 0.15 | (0.09 - 0.26) |
| South Dakota | 1.52 | (1.28 - 1.79) | 5.07 | (4.09 - 6.25) | 5.46 | (4.23 - 7.02) | 0.15 | (0.08 - 0.27) |
| Tennessee | 1.59 | (1.36 - 1.86) | 5.64 | (4.64 - 6.83) | 6.45 | (5.04 - 8.23) | 0.18 | (0.11 - 0.30) |
| Texas | 1.49 | (1.36 - 1.64) | 5.13 | (4.56 - 5.75) | 4.88 | (4.16 - 5.71) | 0.15 | (0.10 - 0.24) |
| Utah | 1.52 | (1.23 - 1.87) | 4.06 | (3.10 - 5.29) | 4.16 | (3.03 - 5.68) | 0.20 | (0.10 - 0.41) |
| Vermont | 2.44 | (2.08 - 2.86) | 7.80 | (6.53 - 9.29) | 10.57 | (8.36 - 13.29) | 0.19 | (0.11 - 0.35) |
| Virginia | 1.53 | (1.29 - 1.80) | 5.64 | (4.61 - 6.89) | 5.39 | (4.14 - 7.00) | 0.17 | (0.10 - 0.29) |
| Washington | 1.89 | (1.60 - 2.23) | 5.70 | (4.64 - 6.99) | 7.56 | (5.88 - 9.68) | 0.21 | (0.12 - 0.35) |
| West Virginia | 1.24 | (1.06 - 1.45) | 5.23 | (4.28 - 6.39) | 5.99 | (4.71 - 7.60) | 0.13 | (0.07 - 0.24) |
| Wisconsin | 1.86 | (1.59 - 2.17) | 5.65 | (4.63 - 6.87) | 7.91 | (6.23 - 9.98) | 0.19 | (0.11 - 0.32) |
| Wyoming | 2.12 | (1.81 - 2.48) | 6.71 | (5.55 - 8.10) | 8.17 | (6.45 - 10.30) | 0.18 | (0.10 - 0.32) |
| State | 12 or Older | AGE GROUP (Years) | ||||||
|---|---|---|---|---|---|---|---|---|
| 12-17 | 18-25 | 26 or Older | ||||||
| Estimate | 95% Prediction Interval |
Estimate | 95% Prediction Interval |
Estimate | 95% Prediction Interval |
Estimate | 95% Prediction Interval |
|
| NOTE: Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. NOTE: Estimates are based on a survey-weighted hierarchical Bayes estimation approach, and the 95 percent prediction (credible) intervals are generated by Markov Chain Monte Carlo techniques. Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006. |
||||||||
| Total U.S. | 3.80 | 4.93 | 8.82 | 2.76 | ||||
| Alabama | 4.02 | (3.24 - 4.98) | 6.01 | (4.65 - 7.72) | 9.79 | (7.74 - 12.32) | 2.76 | (1.95 - 3.89) |
| Alaska | 4.24 | (3.37 - 5.32) | 5.11 | (3.89 - 6.68) | 8.77 | (6.87 - 11.13) | 3.21 | (2.27 - 4.54) |
| Arizona | 4.45 | (3.54 - 5.58) | 5.37 | (4.09 - 7.02) | 9.53 | (7.41 - 12.17) | 3.42 | (2.46 - 4.74) |
| Arkansas | 4.51 | (3.63 - 5.58) | 6.88 | (5.32 - 8.86) | 10.81 | (8.62 - 13.47) | 3.09 | (2.20 - 4.34) |
| California | 3.91 | (3.42 - 4.46) | 4.70 | (3.98 - 5.55) | 8.41 | (7.29 - 9.67) | 2.95 | (2.40 - 3.63) |
| Colorado | 4.21 | (3.38 - 5.21) | 5.15 | (3.98 - 6.65) | 10.23 | (8.05 - 12.92) | 3.03 | (2.20 - 4.18) |
| Connecticut | 3.88 | (3.06 - 4.89) | 4.62 | (3.57 - 5.96) | 10.35 | (8.13 - 13.08) | 2.78 | (1.94 - 3.97) |
| Delaware | 3.60 | (2.85 - 4.53) | 4.96 | (3.83 - 6.40) | 8.57 | (6.62 - 11.04) | 2.57 | (1.82 - 3.62) |
| District of Columbia | 4.49 | (3.51 - 5.73) | 4.70 | (3.59 - 6.14) | 7.70 | (5.85 - 10.08) | 3.85 | (2.78 - 5.31) |
| Florida | 4.11 | (3.60 - 4.68) | 5.34 | (4.60 - 6.19) | 9.74 | (8.60 - 11.01) | 3.11 | (2.55 - 3.80) |
| Georgia | 3.30 | (2.58 - 4.21) | 4.62 | (3.57 - 5.96) | 6.79 | (5.11 - 8.98) | 2.49 | (1.74 - 3.54) |
| Hawaii | 3.29 | (2.50 - 4.31) | 4.79 | (3.59 - 6.38) | 7.69 | (5.73 - 10.25) | 2.42 | (1.61 - 3.63) |
| Idaho | 3.49 | (2.77 - 4.40) | 4.92 | (3.82 - 6.32) | 7.72 | (5.88 - 10.07) | 2.44 | (1.70 - 3.50) |
| Illinois | 3.33 | (2.89 - 3.83) | 4.85 | (4.11 - 5.71) | 7.20 | (6.20 - 8.34) | 2.43 | (1.94 - 3.03) |
| Indiana | 4.18 | (3.41 - 5.11) | 5.24 | (4.09 - 6.68) | 10.81 | (8.66 - 13.41) | 2.84 | (2.04 - 3.93) |
| Iowa | 3.08 | (2.44 - 3.87) | 5.31 | (4.09 - 6.88) | 6.88 | (5.21 - 9.02) | 2.09 | (1.46 - 3.00) |
| Kansas | 4.03 | (3.20 - 5.08) | 4.53 | (3.51 - 5.85) | 8.39 | (6.43 - 10.88) | 3.13 | (2.25 - 4.35) |
| Kentucky | 3.48 | (2.79 - 4.33) | 5.70 | (4.48 - 7.22) | 8.29 | (6.46 - 10.59) | 2.41 | (1.72 - 3.37) |
| Louisiana | 4.59 | (3.72 - 5.65) | 5.21 | (4.06 - 6.65) | 10.07 | (8.01 - 12.59) | 3.41 | (2.47 - 4.68) |
| Maine | 3.05 | (2.43 - 3.82) | 5.32 | (4.12 - 6.86) | 8.35 | (6.46 - 10.75) | 1.98 | (1.38 - 2.83) |
| Maryland | 3.07 | (2.39 - 3.93) | 4.28 | (3.27 - 5.59) | 6.75 | (5.12 - 8.84) | 2.30 | (1.58 - 3.33) |
| Massachusetts | 4 | |||||||