Table 6-3. YRBS: Prevalence of binge drinking in the past 30 days, by grade and sex, United States, 1991–2005.
| Sex and Year |
Grade |
| Total |
9th grade |
10th grade |
11th grade |
12th grade |
| Percent |
S.E. |
Percent |
S.E. |
Percent |
S.E. |
Percent |
S.E. |
Percent |
S.E. |
| Both Sexes |
| 2005 |
25.5 |
1.1 |
19.0 |
1.1 |
24.6 |
1.6 |
27.6 |
1.6 |
32.8 |
1.7 |
| 2003 |
28.3 |
1.0 |
19.8 |
1.2 |
27.4 |
1.5 |
31.8 |
1.6 |
37.2 |
1.2 |
| 2001 |
29.9 |
1.0 |
24.5 |
1.4 |
28.2 |
1.3 |
32.2 |
1.7 |
36.7 |
1.9 |
| 1999 |
31.5 |
1.0 |
21.1 |
1.1 |
32.2 |
1.6 |
34.0 |
1.5 |
41.6 |
2.8 |
| 1997 |
33.4 |
1.1 |
25.7 |
2.0 |
29.9 |
1.9 |
37.5 |
1.5 |
39.3 |
2.4 |
| 1995 |
32.6 |
1.5 |
24.5 |
1.8 |
30.3 |
2.0 |
34.9 |
2.0 |
39.0 |
1.9 |
| 1993 |
30.0 |
1.0 |
22.0 |
1.0 |
26.2 |
1.3 |
31.3 |
1.7 |
39.1 |
1.6 |
| 1991 |
31.3 |
1.7 |
22.6 |
2.0 |
27.1 |
1.8 |
36.3 |
2.5 |
39.3 |
2.7 |
| Male |
| 2005 |
27.5 |
1.3 |
20.7 |
1.7 |
25.1 |
1.8 |
30.4 |
2.0 |
36.2 |
1.8 |
| 2003 |
29.0 |
1.1 |
18.8 |
1.4 |
27.7 |
1.8 |
34.1 |
2.0 |
39.5 |
1.9 |
| 2001 |
33.5 |
1.5 |
26.2 |
2.2 |
30.1 |
1.8 |
38.5 |
2.4 |
42.0 |
2.2 |
| 1999 |
34.9 |
1.3 |
21.7 |
1.9 |
33.4 |
2.8 |
38.8 |
2.9 |
49.5 |
2.8 |
| 1997 |
37.3 |
1.2 |
25.5 |
2.8 |
32.7 |
1.5 |
45.2 |
2.3 |
44.0 |
2.9 |
| 1995 |
36.2 |
1.5 |
27.6 |
2.6 |
32.1 |
2.2 |
37.8 |
2.4 |
46.5 |
2.1 |
| 1993 |
33.7 |
1.1 |
24.0 |
1.6 |
27.2 |
1.5 |
37.1 |
2.2 |
45.0 |
2.3 |
| 1991 |
36.5 |
2.1 |
24.8 |
2.5 |
31.4 |
2.2 |
44.1 |
3.3 |
45.8 |
3.5 |
| Female |
| 2005 |
23.5 |
1.2 |
17.3 |
1.4 |
24.1 |
1.8 |
25.0 |
1.7 |
29.2 |
2.0 |
| 2003 |
27.5 |
1.1 |
20.9 |
1.7 |
27.2 |
1.8 |
29.4 |
1.7 |
34.5 |
1.8 |
| 2001 |
26.4 |
1.0 |
23.0 |
1.6 |
26.3 |
1.5 |
26.1 |
1.5 |
31.8 |
2.5 |
| 1999 |
28.1 |
1.0 |
20.2 |
1.6 |
31.1 |
1.8 |
29.0 |
2.5 |
33.9 |
3.0 |
| 1997 |
28.6 |
1.4 |
25.8 |
2.5 |
26.3 |
3.7 |
28.2 |
2.1 |
33.6 |
2.5 |
| 1995 |
28.6 |
2.0 |
20.2 |
1.7 |
28.3 |
2.8 |
31.8 |
2.8 |
31.6 |
2.4 |
| 1993 |
26.0 |
1.1 |
19.7 |
1.6 |
25.3 |
1.6 |
25.1 |
1.4 |
33.0 |
1.8 |
| 1991 |
25.9 |
1.3 |
20.4 |
2.1 |
22.3 |
2.1 |
28.1 |
2.3 |
32.8 |
2.4 |
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