Table 3. NSDUH: Mean frequency of drinking in the past 30 days, by age, sex, and race/Hispanic origin, among current drinkers ages 12–20, United States, 1991–2005.1
Sex,
Race/Hispanic origin,
and Year		 Age
12–20 12–14 15–17 18–20
Days S.E. Days S.E. Days S.E. Days S.E.
Both Sexes
All races
2005 5.9 0.1 3.6 0.2 4.8 0.2 6.7 0.2
2004 5.9 0.1 3.9 0.3 4.9 0.1 6.7 0.2
2003 5.8 0.1 3.7 0.2 4.7 0.1 6.6 0.1
2002 5.9 0.1 4.1 0.3 5.1 0.1 6.6 0.1
2001 6.1 0.1 3.7 0.2 5.2 0.1 6.8 0.2
2000 5.8 0.1 3.3 0.2 4.9 0.1 6.5 0.1
1999 5.9 0.1 3.9 0.2 4.8 0.1 6.7 0.2
1998 5.6 0.2 3.9 0.4 4.8 0.2 6.2 0.3
1997 5.5 0.2 4.9 0.7 4.6 0.3 6.0 0.4
1996 5.3 0.2 4.2 0.6 4.2 0.2 6.1 0.3
1995 5.1 0.2 5.3 0.7 4.3 0.3 5.6 0.3
1994 4.9 0.2 3.5 0.4 3.9 0.2 5.6 0.3
1993 5.1 0.3 3.4# 0.6 4.2 0.3 5.6 0.4
1992 4.9 0.3 2.7# 0.5 3.9 0.2 5.6 0.4
1991 5.5 0.2 3.4 0.4 4.9 0.3 6.0 0.2
Non-Hispanic White
2005 6.2 0.1 3.7 0.3 4.9 0.2 7.0 0.2
2004 6.1 0.1 3.7 0.3 4.9 0.2 7.0 0.2
2003 6.0 0.1 3.4 0.2 5.0 0.2 6.8 0.2
2002 6.1 0.1 4.0 0.3 5.2 0.2 6.9 0.1
2001 6.3 0.1 3.9 0.3 5.2 0.2 7.2 0.2
2000 6.0 0.1 3.4 0.2 4.9 0.2 6.8 0.2
1999 6.1 0.1 4.1 0.3 4.9 0.1 7.0 0.2
1998 5.7 0.3 4.0 0.4 4.9 0.3 6.3 0.4
1997 5.5 0.3 4.8# 0.9 4.3 0.3 6.2 0.5
1996 5.3 0.2 4.0# 0.8 3.9 0.3 6.4 0.4
1995 5.0 0.2 4.8 0.7 4.1 0.3 5.7 0.4
1994 5.0 0.3 3.1 0.4 4.0 0.3 5.7 0.4
1993 5.1 0.3 3.5# 0.9 4.3 0.4 5.7 0.5
1992 5.1 0.3 2.9# 0.7 3.8 0.3 5.9 0.4
1991 5.6 0.2 3.6# 0.7 4.7 0.3 6.1 0.2
Non-Hispanic Black
2005 4.9 0.3 2.9 0.5 4.1 0.5 5.7 0.5
2004 5.0 0.3 3.3# 0.8 3.7 0.4 5.8 0.5
2003 4.5 0.3 3.2# 0.7 3.0 0.2 5.2 0.4
2002 5.0 0.3 3.9# 0.8 5.1 0.5 5.1 0.3
2001 5.3 0.3 3.1# 0.7 4.7 0.4 5.8 0.4
2000 5.3 0.3 3.1# 0.6 5.4 0.6 5.5 0.4
1999 5.5 0.4 3.1# 0.8 4.3 0.6 6.2 0.4
1998 5.3 0.4 4.9# 1.6 4.7 0.6 5.6 0.4
1997 5.4 0.7 5.6# 1.7 5.0 0.5 5.6# 1.2
1996 5.3 0.4 4.0# 0.9 5.1 0.7 5.5 0.5
1995 4.5 0.4 4.5# 1.0 4.2 0.7 4.7 0.6
1994 5.0 0.4 5.3 0.9 3.6 0.5 5.6 0.7
1993 5.2 0.6 2.1 0.3 5.1# 0.9 5.5 0.9
1992 4.2 0.4 2.3# 0.5 3.5 0.5 4.7 0.6
1991 5.7 0.4 2.3 0.4 6.1 0.8 6.1 0.5
Hispanic
2005 5.3 0.3 3.8# 0.9 4.7 0.3 5.9 0.4
2004 5.9 0.3 4.2# 1.0 5.2 0.5 6.6 0.5
2003 5.6 0.3 3.7# 0.7 4.4 0.3 6.6 0.4
2002 5.5 0.3 3.8 0.4 4.6 0.3 6.4 0.5
2001 5.5 0.3 3.3 0.4 5.6 0.5 5.7 0.4
2000 5.2 0.3 2.8 0.3 5.2 0.4 5.6 0.4
1999 5.5 0.3 3.8 0.6 4.7 0.3 6.4 0.5
1998 5.8 0.4 3.2 0.4 5.2 0.7 6.6 0.5
1997 5.7 0.4 5.8# 1.6 5.5 0.4 5.8 0.6
1996 5.2 0.4 5.1# 1.0 4.5 0.5 5.7 0.6
1995 5.4 0.4 5.5# 1.5 4.9 0.6 5.6 0.6
1994 4.7 0.3 3.1# 0.7 4.6# 0.9 5.0 0.5
1993 5.1 0.4 3.9# 1.1 4.1 0.4 5.8 0.6
1992 4.4 0.3 2.5 0.4 4.6 0.4 4.6 0.5
1991 5.2 0.4 3.8# 0.8 4.8 0.5 5.7 0.6
Native American/Alaska Native
2005 6.7 1.1 – – 7.4# 1.4 7.1# 1.4
2004 7.3# 1.9 – – 8.2# 3.2 5.5# 1.4
2003 4.9 0.7 – – 4.6# 1.2 4.7# 0.9
2002 5.0 0.6 – – 5.0# 0.9 4.9 0.8
2001 7.5# 2.6 – – 9.9# 4.2 5.4# 1.1
2000 5.2 0.9 – – 5.2# 1.0 5.7# 1.6
1999 3.5 0.4 – – 4.2 0.6 2.7 0.4
Asian, Native HI/Other PI
2005 3.4 0.4 – – 2.9 0.5 3.9 0.4
2004 4.3 0.5 6.4# 2.1 3.1 0.5 4.4 0.6
2003 6.0 0.8 – – 3.5 0.6 6.2 0.8
2002 4.7 0.5 – – 2.7 0.4 5.5 0.7
2001 4.0 0.4 1.7# 0.3 3.7# 0.7 4.3 0.6
2000 4.1 0.5 – – 2.9 0.3 4.5 0.7
1999 4.0 0.5 2.6# 1.0 3.8# 0.8 4.2 0.6
More than one race
2005 7.1 0.8 5.0# 1.4 7.8# 1.6 7.2 0.9
2004 6.0 0.8 4.1# 1.1 5.5 0.7 6.7# 1.4
2003 4.9 0.4 4.6# 0.9 4.3 0.4 5.3 0.7
2002 7.2 1.1 10.3# 6.2 5.0# 1.1 7.6 1.1
2001 5.7 0.7 – – 3.8 0.5 7.3 1.1
2000 5.2 0.8 2.4 0.3 4.2 0.7 6.4# 1.5
1999 6.2 1.0 – – 4.0# 1.3 7.3# 1.4
Male
All races
2005 6.6 0.2 3.6 0.4 5.5 0.2 7.4 0.2
2004 6.7 0.2 4.4 0.6 5.3 0.2 7.6 0.2
2003 6.6 0.1 4.1 0.3 5.0 0.2 7.6 0.2
2002 6.8 0.1 3.8 0.4 5.6 0.2 7.7 0.2
2001 7.1 0.2 3.6 0.3 5.7 0.2 8.1 0.2
2000 6.5 0.1 3.8 0.3 5.4 0.2 7.3 0.2
1999 6.7 0.2 3.9 0.3 5.2 0.2 7.7 0.2
1998 6.5 0.3 4.9 0.7 5.5 0.4 7.2 0.5
1997 6.6 0.4 5.5# 1.0 5.2 0.4 7.4 0.5
1996 6.5 0.3 5.2# 1.0 5.1 0.4 7.4 0.5
1995 6.3 0.3 5.4 0.8 5.1 0.4 7.1 0.5
1994 5.8 0.3 3.9 0.6 4.3 0.3 6.5 0.4
1993 6.1 0.4 4.9# 1.5 5.2 0.6 6.6 0.6
1992 5.3 0.3 3.3# 0.9 4.0 0.3 6.1 0.4
1991 6.1 0.2 3.5 0.6 5.0 0.4 6.9 0.3
Non-Hispanic White
2005 6.9 0.2 3.6 0.4 5.5 0.3 7.8 0.3
2004 6.8 0.2 4.0 0.6 5.2 0.2 7.9 0.2
2003 6.8 0.2 3.8 0.3 5.2 0.2 8.0 0.2
2002 7.0 0.2 3.9 0.6 5.8 0.2 7.9 0.2
2001 7.4 0.2 3.6 0.4 5.6 0.2 8.6 0.3
2000 6.6 0.2 3.9 0.4 5.3 0.2 7.5 0.2
1999 6.8 0.2 3.9 0.4 5.3 0.2 7.9 0.3
1998 6.5 0.4 4.7 0.7 5.5 0.5 7.2 0.6
1997 6.4 0.5 5.0# 1.3 4.7 0.5 7.4 0.6
1996 6.7 0.4 5.0# 1.2 4.8 0.5 7.8 0.6
1995 6.3 0.4 5.3# 1.0 4.7 0.4 7.5 0.6
1994 5.9 0.4 3.8# 0.8 4.2 0.4 6.7 0.6
1993 6.2 0.5 5.3# 2.0 5.3 0.7 6.7 0.8
1992 5.5 0.4 3.6# 1.3 4.0 0.4 6.4 0.5
1991 6.1 0.3 3.4# 0.8 4.8 0.5 7.0 0.4
Non-Hispanic Black
2005 5.8 0.6 3.2# 0.8 4.7 0.8 6.6 0.8
2004 6.0 0.5 4.2# 1.3 4.3 0.7 6.8 0.8
2003 5.3 0.4 3.0# 0.8 3.4 0.5 6.2 0.6
2002 5.9 0.5 4.7# 1.5 5.7 0.8 6.1 0.6
2001 6.4 0.5 2.9# 0.9 5.3 0.7 7.2 0.7
2000 6.2 0.5 3.2# 0.9 6.3 1.1 6.5 0.6
1999 6.1 0.5 3.2# 1.3 4.5# 0.9 6.9 0.6
1998 6.6 0.6 6.8# 2.7 4.9 0.8 7.1 0.7
1997 7.6 1.3 6.9# 2.7 4.9 0.8 9.4# 2.2
1996 6.6 0.6 – – 5.8 1.0 6.9 0.9
1995 5.5 0.6 6.2# 1.6 5.0# 1.1 5.8 0.9
1994 6.3 0.7 5.4# 1.4 4.8# 1.1 7.1 1.0
1993 6.3 0.9 2.8# 0.8 5.9# 1.4 6.6# 1.3
1992 4.7 0.7 2.6# 0.6 3.7 0.6 5.4 0.9
1991 6.5 0.6 3.1# 0.9 6.2 1.0 7.2 0.7
Hispanic
2005 6.2 0.4 4.0# 1.4 5.7 0.5 6.6 0.5
2004 6.9 0.5 4.6# 1.9 6.4 0.9 7.4 0.7
2003 6.4 0.5 5.5# 1.5 4.9 0.5 7.1 0.6
2002 6.5 0.4 3.6 0.5 4.8 0.5 7.7 0.7
2001 6.3 0.4 4.6 0.7 6.4 0.7 6.4 0.6
2000 6.1 0.4 3.4 0.5 5.7 0.5 6.6 0.6
1999 6.7 0.4 4.1# 1.0 5.7 0.5 7.6 0.7
1998 7.3 0.6 3.8# 1.0 6.7# 1.2 7.9 0.7
1997 6.9 0.6 7.5# 2.4 6.4 0.6 7.1 0.8
1996 5.6 0.6 5.0# 1.6 5.4 0.9 5.8 0.7
1995 6.2 0.6 3.7# 1.2 6.2 0.9 6.4 0.9
1994 5.4 0.5 3.4# 1.3 5.0# 1.2 5.6 0.6
1993 5.9 0.5 4.7# 1.8 4.6 0.5 6.7 0.7
1992 5.1 0.5 2.5# 0.5 4.6 0.6 5.7 0.7
1991 5.7 0.5 4.8# 1.3 5.3 0.7 6.0 0.7
Native American/Alaska Native
2005 8.8 1.4 – – 10.7# 1.9 9.3# 1.7
2004 11.1# 3.5 – – 11.7 5.3 7.6# 2.7
2003 6.3 1.0 – – 4.7# 1.2 7.1# 1.4
2002 7.5 0.8 – – – – 7.0 0.9
2001 9.3# 3.6 – – 11.7# 5.0 5.4# 1.2
2000 3.8# 0.9 – – 5.6# 1.8 3.2# 0.9
1999 3.7# 0.7 – – 4.6# 1.3 2.8# 0.6
Asian, Native HI/Other PI
2005 4.2 0.7 – – 4.2# 0.9 4.7# 1.0
2004 4.6 0.7 – – 2.9# 0.6 4.9# 0.9
2003 5.7 0.9 – – 4.8# 1.1 5.8 1.0
2002 5.8 0.8 – – 2.9# 0.6 6.9 1.1
2001 3.8 0.5 – – 3.6# 0.8 4.0 0.6
2000 5.0# 0.9 – – 3.1 0.5 5.5# 1.2
1999 5.1# 0.9 – – 4.5# 1.2 5.6# 1.2
More than one race
2005 7.7 1.2 – – 7.2# 2.0 8.0# 1.6
2004 6.5 1.1 – – 6.2# 1.3 7.2# 2.0
2003 5.1 0.6 5.5# 1.3 4.5 0.6 5.6# 1.1
2002 8.4 1.2 – – 5.8# 1.8 9.7 1.4
2001 6.7# 1.3 – – 5.0# 1.2 8.5# 2.2
2000 6.3# 1.6 – – 2.8# 0.5 8.3# 2.4
1999 7.7# 1.8 – – 5.5# 2.6 8.8# 2.3
Female
All races
2005 5.1 0.1 3.6 0.3 4.2 0.2 5.8 0.2
2004 5.0 0.1 3.5 0.3 4.4 0.2 5.6 0.2
2003 4.9 0.1 3.3 0.3 4.4 0.2 5.4 0.2
2002 5.0 0.1 4.3 0.4 4.6 0.2 5.4 0.1
2001 4.9 0.1 3.7 0.3 4.7 0.2 5.3 0.2
2000 5.0 0.1 2.9 0.2 4.5 0.2 5.6 0.2
1999 5.1 0.1 4.0 0.3 4.3 0.2 5.7 0.2
1998 4.5 0.2 3.1 0.4 4.1 0.3 5.0 0.3
1997 4.0 0.2 4.2# 0.9 4.0 0.2 4.0 0.2
1996 3.7 0.2 3.1 0.4 3.1 0.3 4.2 0.3
1995 3.9 0.2 5.2# 1.2 3.3 0.2 3.9 0.3
1994 3.9 0.2 3.2 0.5 3.5 0.3 4.3 0.4
1993 3.9 0.2 2.4 0.4 3.2 0.2 4.4 0.4
1992 4.4 0.4 2.0 0.2 3.7 0.3 4.9 0.6
1991 4.8 0.2 3.2# 0.6 4.7 0.5 5.0 0.3
Non-Hispanic White
2005 5.4 0.2 3.8 0.4 4.4 0.2 6.2 0.2
2004 5.2 0.2 3.4 0.3 4.6 0.2 5.8 0.2
2003 5.1 0.1 3.1 0.2 4.7 0.2 5.5 0.2
2002 5.3 0.1 4.0 0.4 4.7 0.2 5.8 0.2
2001 5.1 0.1 4.1 0.4 4.8 0.2 5.5 0.2
2000 5.3 0.2 3.0 0.2 4.5 0.2 6.0 0.3
1999 5.4 0.1 4.3 0.4 4.5 0.2 6.0 0.2
1998 4.8 0.3 3.2 0.5 4.2 0.4 5.3 0.4
1997 4.2 0.2 4.4# 1.2 3.9 0.3 4.4 0.3
1996 3.5 0.2 2.9 0.5 3.0 0.3 4.1 0.3
1995 3.7 0.2 4.1# 1.1 3.4 0.3 3.9 0.4
1994 4.1 0.3 2.6 0.3 3.7 0.3 4.5 0.4
1993 3.9 0.3 2.2# 0.5 3.1 0.3 4.6 0.4
1992 4.6 0.5 1.9 0.2 3.6 0.4 5.3 0.7
1991 4.9 0.3 4.1# 1.0 4.6 0.6 5.0 0.3
Non-Hispanic Black
2005 3.9 0.3 2.6# 0.6 3.3 0.5 4.5 0.4
2004 4.0 0.3 2.2# 0.4 3.0 0.4 4.6 0.5
2003 3.6 0.2 3.4# 1.0 2.6 0.3 4.1 0.4
2002 4.1 0.3 3.3# 0.8 4.5 0.7 3.9 0.3
2001 4.2 0.3 3.3# 1.0 4.2 0.5 4.4 0.4
2000 4.3 0.3 3.1# 0.7 4.7 0.7 4.3 0.4
1999 4.7 0.5 3.1# 0.8 4.1# 0.9 5.1 0.6
1998 3.9 0.4 2.6# 1.2 4.6# 0.9 3.8 0.4
1997 3.4 0.4 4.3# 1.3 5.1 0.7 2.2 0.2
1996 3.7 0.3 2.0# 0.4 4.1# 0.9 3.7 0.4
1995 3.3 0.4 2.6# 0.6 3.1# 0.7 3.5 0.5
1994 3.0 0.3 5.2# 1.7 2.6 0.4 2.9 0.4
1993 4.0 0.5 1.7# 0.3 4.2# 1.2 4.1# 0.8
1992 3.7 0.5 – – 3.2 0.5 4.0 0.7
1991 4.8 0.6 1.5 0.2 6.0# 1.8 4.9 0.6
Hispanic
2005 4.2 0.3 3.6# 1.0 3.9 0.4 4.6 0.4
2004 4.8 0.4 3.9# 1.1 3.8 0.4 5.6 0.6
2003 4.6 0.3 2.4 0.4 3.8 0.5 5.7 0.5
2002 4.3 0.3 4.3# 0.8 4.4 0.5 4.2 0.5
2001 4.5 0.4 2.3# 0.5 4.7 0.7 4.7 0.4
2000 4.1 0.3 2.4 0.3 4.6 0.6 4.3 0.5
1999 4.1 0.3 3.3# 0.7 3.5 0.3 4.6 0.5
1998 3.9 0.4 2.8 0.4 3.7 0.4 4.4 0.7
1997 3.9 0.3 3.7# 1.3 4.4 0.7 3.6 0.4
1996 4.6 0.5 5.1# 1.2 3.3 0.5 5.4 0.9
1995 4.4 0.4 6.2# 2.0 3.2# 0.6 4.6 0.7
1994 3.9 0.4 3.1# 0.8 4.3# 1.2 4.0 0.6
1993 3.8 0.5 3.4# 1.1 3.2 0.4 4.3# 0.8
1992 3.5 0.4 2.4 0.4 4.7 0.8 2.9 0.3
1991 4.5 0.5 2.7# 0.6 4.1 0.6 5.3# 1.0
Native American/Alaska Native
2005 3.6 0.6 – – 3.5# 1.1 3.6# 0.7
2004 4.5# 0.8 – – 4.7# 1.1 4.6# 1.4
2003 4.0 0.7 – – 4.6# 1.8 3.3# 0.8
2002 3.6 0.4 – – 3.5 0.6 3.1 0.4
2001 4.5# 1.3 – – 4.3# 2.4 5.3# 1.9
2000 6.4# 1.4 – – 5.0# 1.1 8.2# 2.7
1999 3.1# 0.6 – – – – – –
Asian, Native HI/Other PI
2005 2.9 0.3 – – 2.3# 0.6 3.2 0.4
2004 3.9# 0.7 – – 3.7# 0.7 3.9# 0.9
2003 6.2# 1.2 – – 3.0# 0.9 6.7# 1.3
2002 3.6 0.6 – – 2.5# 0.5 4.0# 0.9
2001 4.2 0.7 – – 3.8# 1.1 4.5# 1.0
2000 2.9 0.5 – – 2.6# 0.5 3.1# 0.6
1999 3.0 0.3 – – 2.7# 0.6 3.1 0.4
More than one race
2005 6.7 0.8 4.0# 1.1 8.1# 2.2 6.5# 1.2
2004 5.7 0.9 5.6# 1.3 4.7 0.5 6.3# 1.5
2003 4.6 0.6 3.5# 0.7 4.0 0.7 5.0# 0.9
2002 6.2# 1.8 11.7# 6.7 4.3# 1.2 5.4# 1.1
2001 5.0 0.7 – – 2.7# 0.6 6.5 1.1
2000 4.1 0.5 2.3 0.3 5.4# 1.2 3.7# 0.7
1999 4.7 0.8 – – 2.6 0.4 5.7# 1.3

– Fewer than 10 respondents in this cell.
# Estimates are unreliable due to relative standard errors > 17.5%.
1 Due to survey design modifications, comparison of results from before 1999 to 1999–2001 and 2002–2005 need to be made with caution.

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