|
Year
|
Age
|
Age
|
Age
|
Age
|
Total
|
|
12-17
|
18-24
|
25-34
|
35+
|
| 1991 |
53.60% |
78.50% |
73.20% |
55.60% |
62.10% |
| 1992 |
51.00% |
77.50% |
69.80% |
52.50% |
59.10% |
| 1993 |
55.40% |
80.30% |
69.70% |
50.80% |
58.70% |
| 1994 |
57.60% |
79.10% |
71.10% |
53.90% |
60.80% |
| 1995 |
na |
na |
na |
na |
na |
| 1996 |
57.70% |
77.50% |
67.70% |
53.50% |
59.50% |
| 1997 |
57.90% |
77.00% |
68.40% |
54.50% |
60.10% |
| 1998 |
56.30% |
77.10% |
66.90% |
52.20% |
58.20% |
| 1999 |
56.50% |
76.60% |
65.20% |
50.20% |
56.80% |
| 2000 |
54.20% |
75.60% |
63.30% |
48.10% |
54.70% |
| 2001 |
55.30% |
76.80% |
63.40% |
50.70% |
56.60% |
| 2002 |
54.90% |
77.50% |
67.40% |
52.00% |
58.10% |
| 2003 |
53.70% |
78.00% |
65.60% |
53.60% |
58.80% |
| 2004 |
52.40% |
76.30% |
66.40% |
52.20% |
57.60% |
| 2005 |
50.90% |
76.50% |
66.50% |
51.60% |
57.10% |
|
Average
|
54.81%
|
77.45%
|
67.47%
|
52.24%
|
58.44%
|
|
|
|
|
|
|
Source: National Survey on Drug Use and Health;
National Household Survey on Drug Abuse; Substance Abuse
and Mental Health Services Administration (SAMHSA), Department
of Health and Human Services.
