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2006 National Survey on Drug Use & Health:  Detailed Tables
70410
Table 1.1C – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 12 or Older: Standard Errors of Numbers in Thousands, 2005 and 2006
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 940 897 550 566 432 426
Marijuana and Hashish 925 908 473 477 360 356
Cocaine 595 654 205 230 142 153
Crack 292 329 114 135 87 101
Heroin 226 238 43 86 19 77
Hallucinogens 608 644 146 149 83 70
LSD 521 520 48 56 16 24
PCP 289 294 21 38 13 9
Ecstasy 335 355 114 105 44 51
Inhalants 460 471 95 107 57 73
Nonmedical Use of Psychotherapeutics2 712 685 342 354 229 244
Pain Relievers 562 539 304 306 194 216
OxyContin® 142 167 81 93 38 35
Tranquilizers 480 478 207 196 118 116
Stimulants 471 478 119 167 76 95
Sedatives 347 352 74 99 47 69
ILLICIT DRUGS OTHER THAN MARIJUANA1
 835 807 398 418 279 284
70410
Table 1.1D – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 12 or Older: Standard Errors of Percentages, 2005 and 2006
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 0.39 0.36 0.23 0.23 0.18 0.17
Marijuana and Hashish 0.38 0.37 0.19 0.19 0.15 0.14
Cocaine 0.24 0.27 0.08 0.09 0.06 0.06
Crack 0.12 0.13 0.05 0.05 0.04 0.04
Heroin 0.09 0.10 0.02 0.03 0.01 0.03
Hallucinogens 0.25 0.26 0.06 0.06 0.03 0.03
LSD 0.21 0.21 0.02 0.02 0.01 0.01
PCP 0.12 0.12 0.01 0.02 0.01 0.00
Ecstasy 0.14 0.14 0.05 0.04 0.02 0.02
Inhalants 0.19 0.19 0.04 0.04 0.02 0.03
Nonmedical Use of Psychotherapeutics2 0.29 0.28 0.14 0.14 0.09 0.10
Pain Relievers 0.23 0.22 0.12 0.12 0.08 0.09
OxyContin® 0.06 0.07 0.03 0.04 0.02 0.01
Tranquilizers 0.20 0.19 0.08 0.08 0.05 0.05
Stimulants 0.19 0.19 0.05 0.07 0.03 0.04
Sedatives 0.14 0.14 0.03 0.04 0.02 0.03
ILLICIT DRUGS OTHER THAN MARIJUANA1
 0.34 0.33 0.16 0.17 0.11 0.12
70410
Table 1.1P – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 12 or Older: P Values from Tests of Differences of Percentages, 2006 Versus 2005
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 0.1978   0.6700   0.4908  
Marijuana and Hashish 0.4979   0.6635   0.9711  
Cocaine 0.1549   0.1218   0.9890  
Crack 0.2298   0.6506   0.9301  
Heroin 0.5349   0.0645   0.0114  
Hallucinogens 0.1833   0.6215   0.3903  
LSD 0.3841   0.1978   0.4074  
PCP 0.8798   0.6393   0.2538  
Ecstasy 0.1784   0.3334   0.7561  
Inhalants 0.8418   0.9670   0.1283  
Nonmedical Use of Psychotherapeutics2 0.5493   0.0498   0.1151  
Pain Relievers 0.5939   0.0966   0.0768  
OxyContin® 0.0082   0.5075   0.2406  
Tranquilizers 0.9754   0.3782   0.6593  
Stimulants 0.2160   0.0040   0.3314  
Sedatives 0.5747   0.1739   0.1880  
ILLICIT DRUGS OTHER THAN MARIJUANA1
 0.8181   0.1091   0.1643  
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Table 1.2C – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 12 or 13: Standard Errors of Numbers in Thousands, 2005 and 2006
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 50 44 40 36 24 24
Marijuana and Hashish 23 22 19 19 12 11
Cocaine 6 5 5 3 2 2
Crack 2 * 1 * 1 *
Heroin 4 1 4 1 2 1
Hallucinogens 12 10 9 8 6 5
LSD 6 6 5 5 3 3
PCP 3 4 2 3 * 3
Ecstasy 6 5 4 4 3 1
Inhalants 36 35 25 25 14 12
Nonmedical Use of Psychotherapeutics2 33 31 27 26 17 18
Pain Relievers 31 28 25 24 16 17
OxyContin® 4 6 4 3 1 2
Tranquilizers 10 10 8 7 6 5
Stimulants 12 15 10 10 5 8
Sedatives 12 9 6 8 2 6
ILLICIT DRUGS OTHER THAN MARIJUANA1
 46 41 35 34 21 21
70410
Table 1.2D – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 12 or 13: Standard Errors of Percentages, 2005 and 2006
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 0.54 0.51 0.45 0.43 0.29 0.29
Marijuana and Hashish 0.27 0.26 0.23 0.23 0.14 0.13
Cocaine 0.07 0.06 0.07 0.04 0.02 0.02
Crack 0.02 * 0.02 * 0.02 *
Heroin 0.05 0.02 0.05 0.02 0.02 0.02
Hallucinogens 0.14 0.12 0.11 0.10 0.07 0.06
LSD 0.07 0.07 0.06 0.06 0.04 0.04
PCP 0.04 0.05 0.03 0.04 * 0.03
Ecstasy 0.07 0.07 0.05 0.05 0.04 0.01
Inhalants 0.40 0.42 0.30 0.31 0.17 0.15
Nonmedical Use of Psychotherapeutics2 0.39 0.38 0.31 0.32 0.20 0.23
Pain Relievers 0.36 0.34 0.29 0.30 0.19 0.21
OxyContin® 0.05 0.07 0.05 0.04 0.01 0.02
Tranquilizers 0.12 0.13 0.10 0.09 0.07 0.06
Stimulants 0.15 0.18 0.12 0.12 0.06 0.10
Sedatives 0.14 0.11 0.07 0.10 0.02 0.07
ILLICIT DRUGS OTHER THAN MARIJUANA1
 0.50 0.49 0.40 0.41 0.25 0.26
70410
Table 1.2P – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 12 or 13: P Values from Tests of Differences of Percentages, 2006 Versus 2005
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 0.8297   0.1270   0.7515  
Marijuana and Hashish 0.3910   0.2520   0.8791  
Cocaine 0.7120   0.6159   0.5725  
Crack *   *   *  
Heroin 0.0638   0.0926   0.5191  
Hallucinogens 0.0974   0.3258   0.4669  
LSD 0.5958   0.3796   0.9909  
PCP 0.6841   0.4058   *  
Ecstasy 0.6688   0.8011   0.1009  
Inhalants 0.6998   0.5656   0.2050  
Nonmedical Use of Psychotherapeutics2 0.3155   0.8311   0.2502  
Pain Relievers 0.7274   0.8735   0.4054  
OxyContin® 0.1552   0.7970   0.7332  
Tranquilizers 0.8809   0.6577   0.3645  
Stimulants 0.0599   0.2552   0.0112  
Sedatives 0.7525   0.5843   0.0341  
ILLICIT DRUGS OTHER THAN MARIJUANA1
 0.8362   0.4805   0.7509  
70410
Table 1.3C – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 14 or 15: Standard Errors of Numbers in Thousands, 2005 and 2006
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 69 69 58 56 38 39
Marijuana and Hashish 54 51 46 44 33 31
Cocaine 14 15 12 14 8 8
Crack 5 9 5 8 3 3
Heroin 4 6 3 5 * 3
Hallucinogens 21 21 17 18 8 9
LSD 12 8 8 8 2 5
PCP 8 10 5 9 2 4
Ecstasy 10 14 9 11 4 6
Inhalants 47 41 30 27 12 17
Nonmedical Use of Psychotherapeutics2 39 45 34 36 22 21
Pain Relievers 36 40 32 33 20 20
OxyContin® 12 14 9 11 6 3
Tranquilizers 18 18 15 16 8 7
Stimulants 23 23 18 18 11 8
Sedatives 11 12 9 8 3 5
ILLICIT DRUGS OTHER THAN MARIJUANA1
 57 57 44 43 26 27
70410
Table 1.3D – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 14 or 15: Standard Errors of Percentages, 2005 and 2006
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 0.67 0.67 0.60 0.58 0.42 0.42
Marijuana and Hashish 0.58 0.53 0.50 0.47 0.37 0.35
Cocaine 0.16 0.18 0.14 0.16 0.09 0.09
Crack 0.06 0.10 0.05 0.09 0.04 0.03
Heroin 0.05 0.07 0.03 0.06 * 0.04
Hallucinogens 0.24 0.23 0.20 0.20 0.09 0.11
LSD 0.14 0.10 0.10 0.09 0.02 0.05
PCP 0.09 0.11 0.06 0.10 0.02 0.04
Ecstasy 0.12 0.16 0.11 0.13 0.04 0.06
Inhalants 0.50 0.44 0.33 0.30 0.14 0.19
Nonmedical Use of Psychotherapeutics2 0.42 0.47 0.37 0.39 0.24 0.24
Pain Relievers 0.38 0.44 0.35 0.36 0.22 0.22
OxyContin® 0.13 0.16 0.10 0.13 0.06 0.04
Tranquilizers 0.20 0.20 0.17 0.18 0.09 0.08
Stimulants 0.26 0.25 0.20 0.20 0.12 0.09
Sedatives 0.12 0.14 0.10 0.09 0.03 0.06
ILLICIT DRUGS OTHER THAN MARIJUANA1
 0.58 0.57 0.47 0.46 0.28 0.30
70410
Table 1.3P – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 14 or 15: P Values from Tests of Differences of Percentages, 2006 Versus 2005
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 0.2104   0.3645   0.6950  
Marijuana and Hashish 0.4864   0.7318   0.8212  
Cocaine 0.6176   0.5284   0.8086  
Crack 0.0901   0.1617   0.9167  
Heroin 0.3925   0.2891   *  
Hallucinogens 0.9504   0.6990   0.5984  
LSD 0.0349   0.4149   0.0946  
PCP 0.8640   0.3087   0.4862  
Ecstasy 0.0858   0.2280   0.3096  
Inhalants 0.7719   0.9263   0.0408  
Nonmedical Use of Psychotherapeutics2 0.0121   0.1545   0.4230  
Pain Relievers 0.0047   0.0851   0.4353  
OxyContin® 0.0409   0.1075   0.2134  
Tranquilizers 0.9569   0.8151   0.7097  
Stimulants 0.9437   0.8348   0.4472  
Sedatives 0.0926   0.3605   0.0376  
ILLICIT DRUGS OTHER THAN MARIJUANA1
 0.0863   0.1909   0.2119  
70410
Table 1.4C – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 16 or 17: Standard Errors of Numbers in Thousands, 2005 and 2006
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 88 80 73 71 51 51
Marijuana and Hashish 76 73 64 64 46 45
Cocaine 31 28 24 23 14 10
Crack 13 13 8 9 6 3
Heroin 8 9 6 6 5 4
Hallucinogens 36 36 29 27 16 14
LSD 19 18 14 11 7 5
PCP 17 12 13 6 5 1
Ecstasy 23 25 18 20 10 10
Inhalants 46 39 26 25 14 15
Nonmedical Use of Psychotherapeutics2 55 56 45 47 28 28
Pain Relievers 50 51 40 42 24 25
OxyContin® 17 19 14 13 5 5
Tranquilizers 31 31 24 25 14 12
Stimulants 33 31 25 24 15 12
Sedatives 16 12 12 7 5 3
ILLICIT DRUGS OTHER THAN MARIJUANA1
 68 63 54 52 34 33
70410
Table 1.4D – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 16 or 17: Standard Errors of Percentages, 2005 and 2006
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 0.77 0.72 0.70 0.69 0.54 0.55
Marijuana and Hashish 0.73 0.69 0.65 0.65 0.50 0.49
Cocaine 0.36 0.32 0.28 0.27 0.17 0.12
Crack 0.15 0.15 0.10 0.10 0.07 0.04
Heroin 0.09 0.11 0.07 0.08 0.05 0.04
Hallucinogens 0.41 0.41 0.34 0.32 0.19 0.16
LSD 0.22 0.21 0.16 0.12 0.08 0.05
PCP 0.20 0.14 0.15 0.07 0.06 0.01
Ecstasy 0.27 0.29 0.22 0.23 0.12 0.11
Inhalants 0.50 0.44 0.29 0.29 0.17 0.17
Nonmedical Use of Psychotherapeutics2 0.59 0.59 0.51 0.50 0.32 0.31
Pain Relievers 0.54 0.54 0.45 0.45 0.28 0.28
OxyContin® 0.20 0.22 0.17 0.15 0.05 0.06
Tranquilizers 0.36 0.35 0.27 0.28 0.17 0.14
Stimulants 0.38 0.35 0.29 0.28 0.17 0.14
Sedatives 0.18 0.15 0.14 0.08 0.06 0.04
ILLICIT DRUGS OTHER THAN MARIJUANA1
 0.68 0.65 0.58 0.55 0.38 0.36
70410
Table 1.4P – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 16 or 17: P Values from Tests of Differences of Percentages, 2006 Versus 2005
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 0.0927   0.2518   0.2076  
Marijuana and Hashish 0.3724   0.4324   0.4261  
Cocaine 0.4193   0.4174   0.0637  
Crack 0.8144   0.5038   0.1001  
Heroin 0.9170   0.9512   0.6129  
Hallucinogens 0.9714   0.6005   0.2014  
LSD 0.1748   0.1069   0.2728  
PCP 0.0039   0.0038   0.0320  
Ecstasy 0.1799   0.2390   0.6518  
Inhalants 0.0132   0.7260   0.7041  
Nonmedical Use of Psychotherapeutics2 0.3976   0.6226   0.1268  
Pain Relievers 0.4838   0.7587   0.2488  
OxyContin® 0.5344   0.4612   0.9195  
Tranquilizers 0.4002   0.7986   0.1736  
Stimulants 0.6396   0.5932   0.1419  
Sedatives 0.1064   0.0582   0.2660  
ILLICIT DRUGS OTHER THAN MARIJUANA1
 0.0486   0.5167   0.1657  
70410
Table 1.5C – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 18 to 20: Standard Errors of Numbers in Thousands, 2005 and 2006
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 171 170 135 141 102 101
Marijuana and Hashish 157 156 123 127 95 91
Cocaine 74 71 49 52 28 29
Crack 33 32 19 19 12 7
Heroin 20 19 15 13 5 8
Hallucinogens 83 79 55 58 26 34
LSD 45 42 24 24 8 9
PCP 23 25 8 10 3 3
Ecstasy 64 59 37 46 18 28
Inhalants 64 62 33 32 17 14
Nonmedical Use of Psychotherapeutics2 109 111 82 83 50 50
Pain Relievers 101 99 72 70 41 41
OxyContin® 42 39 25 27 13 11
Tranquilizers 69 63 46 45 29 24
Stimulants 62 60 41 42 24 24
Sedatives 24 24 15 15 11 12
ILLICIT DRUGS OTHER THAN MARIJUANA1
 129 130 93 99 60 65
70410
Table 1.5D – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 18 to 20: Standard Errors of Percentages, 2005 and 2006
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 0.76 0.77 0.72 0.75 0.62 0.63
Marijuana and Hashish 0.78 0.79 0.70 0.73 0.60 0.59
Cocaine 0.54 0.50 0.36 0.38 0.21 0.22
Crack 0.25 0.25 0.15 0.15 0.10 0.06
Heroin 0.15 0.15 0.11 0.10 0.04 0.07
Hallucinogens 0.58 0.56 0.39 0.42 0.19 0.26
LSD 0.34 0.32 0.18 0.18 0.06 0.07
PCP 0.18 0.19 0.06 0.08 0.02 0.02
Ecstasy 0.46 0.43 0.27 0.34 0.14 0.21
Inhalants 0.46 0.44 0.25 0.24 0.13 0.11
Nonmedical Use of Psychotherapeutics2 0.66 0.69 0.53 0.56 0.35 0.36
Pain Relievers 0.64 0.63 0.49 0.48 0.30 0.30
OxyContin® 0.31 0.28 0.19 0.20 0.10 0.08
Tranquilizers 0.49 0.46 0.33 0.34 0.22 0.19
Stimulants 0.43 0.44 0.29 0.31 0.18 0.19
Sedatives 0.18 0.18 0.12 0.12 0.09 0.09
ILLICIT DRUGS OTHER THAN MARIJUANA1
 0.72 0.74 0.59 0.61 0.42 0.45
70410
Table 1.5P – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 18 to 20: P Values from Tests of Differences of Percentages, 2006 Versus 2005
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 0.1987   0.7941   0.8510  
Marijuana and Hashish 0.4742   0.8993   0.6578  
Cocaine 0.3064   0.0204   0.2686  
Crack 0.9270   0.8202   0.0829  
Heroin 0.9012   0.9822   0.5723  
Hallucinogens 0.3800   0.1930   0.1540  
LSD 0.0560   0.3109   0.9106  
PCP 0.8834   0.2003   0.6247  
Ecstasy 0.9397   0.0079   0.1368  
Inhalants 0.2647   0.7329   0.6797  
Nonmedical Use of Psychotherapeutics2 0.7437   0.8141   0.4219  
Pain Relievers 0.7975   0.8901   0.3309  
OxyContin® 0.5240   0.4088   0.6366  
Tranquilizers 0.3073   0.8816   0.6837  
Stimulants 0.2085   0.6288   0.7032  
Sedatives 0.6207   0.4485   0.9441  
ILLICIT DRUGS OTHER THAN MARIJUANA1
 0.6445   0.3350   0.0348  
70410
Table 1.6C – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 21 to 25: Standard Errors of Numbers in Thousands, 2005 and 2006
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 230 228 156 153 111 107
Marijuana and Hashish 212 214 137 136 98 95
Cocaine 102 109 64 65 38 31
Crack 44 45 22 18 10 10
Heroin 29 32 14 12 9 8
Hallucinogens 126 128 55 55 25 26
LSD 90 80 18 20 9 8
PCP 36 30 8 9 4 6
Ecstasy 105 103 37 42 19 21
Inhalants 93 92 28 22 12 10
Nonmedical Use of Psychotherapeutics2 154 152 93 97 57 58
Pain Relievers 132 136 81 81 48 50
OxyContin® 51 52 27 26 13 13
Tranquilizers 92 96 53 57 28 34
Stimulants 85 90 43 49 27 24
Sedatives 32 30 15 16 10 5
ILLICIT DRUGS OTHER THAN MARIJUANA1
 182 181 114 111 71 67
70410
Table 1.6D – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 21 to 25: Standard Errors of Percentages, 2005 and 2006
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 0.62 0.61 0.58 0.55 0.48 0.44
Marijuana and Hashish 0.63 0.64 0.54 0.52 0.43 0.40
Cocaine 0.44 0.48 0.30 0.31 0.19 0.15
Crack 0.22 0.22 0.11 0.09 0.05 0.05
Heroin 0.14 0.16 0.07 0.06 0.04 0.04
Hallucinogens 0.51 0.54 0.27 0.27 0.13 0.13
LSD 0.41 0.37 0.09 0.10 0.04 0.04
PCP 0.18 0.15 0.04 0.05 0.02 0.03
Ecstasy 0.45 0.47 0.18 0.21 0.10 0.11
Inhalants 0.41 0.41 0.14 0.11 0.06 0.05
Nonmedical Use of Psychotherapeutics2 0.57 0.57 0.41 0.42 0.28 0.27
Pain Relievers 0.51 0.54 0.37 0.36 0.24 0.24
OxyContin® 0.25 0.25 0.14 0.13 0.07 0.07
Tranquilizers 0.42 0.43 0.26 0.28 0.14 0.17
Stimulants 0.38 0.41 0.21 0.24 0.14 0.12
Sedatives 0.16 0.15 0.08 0.08 0.05 0.03
ILLICIT DRUGS OTHER THAN MARIJUANA1
 0.60 0.62 0.47 0.47 0.34 0.31
70410
Table 1.6P – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 21 to 25: P Values from Tests of Differences of Percentages, 2006 Versus 2005
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 0.5379   0.5334   0.5327  
Marijuana and Hashish 0.6731   0.8914   0.6756  
Cocaine 0.5539   0.0568   0.0018  
Crack 0.8102   0.2867   0.5718  
Heroin 0.7605   0.5138   0.3749  
Hallucinogens 0.1851   0.8607   0.9872  
LSD 0.0001   0.4047   0.7452  
PCP 0.0511   0.8841   0.8766  
Ecstasy 0.2638   0.1460   0.7770  
Inhalants 0.0949   0.0077   0.1059  
Nonmedical Use of Psychotherapeutics2 0.9256   0.2862   0.8686  
Pain Relievers 0.8809   0.9711   0.7115  
OxyContin® 0.8691   0.6502   0.9881  
Tranquilizers 0.7286   0.8399   0.2179  
Stimulants 0.7874   0.2729   0.3526  
Sedatives 0.4792   0.6820   0.0697  
ILLICIT DRUGS OTHER THAN MARIJUANA1
 0.6167   0.9180   0.1426  
70410
Table 1.7C – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 26 to 34: Standard Errors of Numbers in Thousands, 2005 and 2006
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 314 280 240 241 197 191
Marijuana and Hashish 320 286 220 211 178 163
Cocaine 207 228 93 124 56 84
Crack 120 130 42 58 29 50
Heroin 69 94 22 55 14 47
Hallucinogens 237 246 79 90 37 44
LSD 206 203 25 38 * 11
PCP 82 94 7 23 7 4
Ecstasy 176 195 68 66 29 34
Inhalants 208 198 37 58 22 40
Nonmedical Use of Psychotherapeutics2 243 271 155 168 104 115
Pain Relievers 221 239 135 147 90 98
OxyContin® 75 82 36 42 24 13
Tranquilizers 183 184 101 94 55 54
Stimulants 157 187 58 75 31 43
Sedatives 67 82 24 36 13 25
ILLICIT DRUGS OTHER THAN MARIJUANA1
 286 277 175 193 120 137
70410
Table 1.7D – Types of Illicit Drug Use in Lifetime, Past Year, and Past Month among Persons Aged 26 to 34: Standard Errors of Percentages, 2005 and 2006
Drug
 TIME PERIOD
Lifetime
 Past Year
 Past Month
2005
 2006
 2005
 2006
 2005
 2006
*Low precision; no estimate reported.
1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
2 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2005 and 2006.
ILLICIT DRUGS1
 0.90 0.80 0.69 0.69 0.56 0.54
Marijuana and Hashish 0.92 0.82 0.63 0.60 0.51 0.47
Cocaine 0.59 0.65 0.27 0.35 0.16 0.24
Crack 0.34 0.37 0.12 0.17 0.08 0.14
Heroin 0.20 0.27 0.06 0.16 0.04 0.13
Hallucinogens 0.68 0.70 0.23 0.26 0.11 0.13
LSD 0.59 0.58 0.07 0.11 * 0.03
PCP 0.24 0.27 0.02 0.07 0.02 0.01
Ecstasy 0.51 0.56 0.20 0.19 0.08 0.10
Inhalants 0.60 0.56 0.10 0.17 0.06 0.11