| Sex, Race/Hispanic origin, and Year |
Age | |||||||
|---|---|---|---|---|---|---|---|---|
| 12–20 | 12–14 | 15–17 | 18–20 | |||||
| Years | S.E. | Years | S.E. | Years | S.E. | Years | S.E. | |
| Both Sexes | ||||||||
| All races | ||||||||
| 2005 | 14.2 | 0.0 | 11.5 | 0.1 | 13.7 | 0.0 | 15.2 | 0.0 |
| 2004 | 14.1 | 0.0 | 11.4 | 0.1 | 13.6 | 0.0 | 15.2 | 0.0 |
| 2003 | 14.0 | 0.0 | 11.3 | 0.1 | 13.6 | 0.0 | 15.1 | 0.0 |
| 2002 | 14.1 | 0.0 | 11.4 | 0.1 | 13.7 | 0.0 | 15.1 | 0.0 |
| 2001 | 14.0 | 0.0 | 11.3 | 0.1 | 13.6 | 0.0 | 15.0 | 0.1 |
| 2000 | 14.0 | 0.0 | 11.3 | 0.1 | 13.6 | 0.0 | 15.1 | 0.0 |
| 1999 | 14.0 | 0.0 | 11.4 | 0.1 | 13.6 | 0.0 | 15.1 | 0.0 |
| 1998 | 14.2 | 0.1 | 11.4 | 0.1 | 13.7 | 0.1 | 15.3 | 0.1 |
| 1997 | 14.2 | 0.1 | 11.6 | 0.1 | 13.6 | 0.1 | 15.3 | 0.1 |
| 1996 | 14.1 | 0.1 | 11.6 | 0.1 | 13.6 | 0.1 | 15.1 | 0.1 |
| 1995 | 13.9 | 0.1 | 11.2 | 0.2 | 13.6 | 0.1 | 15.1 | 0.1 |
| 1994 | 13.9 | 0.1 | 11.0 | 0.2 | 13.5 | 0.1 | 15.0 | 0.1 |
| 1993 | 13.9 | 0.1 | 11.2 | 0.2 | 13.6 | 0.1 | 14.9 | 0.1 |
| 1992 | 13.9 | 0.1 | 11.3 | 0.1 | 13.6 | 0.1 | 14.8 | 0.1 |
| 1991 | 13.8 | 0.1 | 11.3 | 0.1 | 13.3 | 0.1 | 14.8 | 0.1 |
| Non-Hispanic White | ||||||||
| 2005 | 14.2 | 0.0 | 11.5 | 0.1 | 13.7 | 0.0 | 15.2 | 0.0 |
| 2004 | 14.1 | 0.0 | 11.5 | 0.1 | 13.7 | 0.0 | 15.0 | 0.0 |
| 2003 | 14.0 | 0.0 | 11.3 | 0.1 | 13.6 | 0.0 | 15.0 | 0.0 |
| 2002 | 14.0 | 0.0 | 11.4 | 0.1 | 13.6 | 0.0 | 15.0 | 0.0 |
| 2001 | 13.9 | 0.0 | 11.3 | 0.1 | 13.5 | 0.0 | 15.0 | 0.1 |
| 2000 | 13.9 | 0.0 | 11.4 | 0.1 | 13.5 | 0.0 | 15.0 | 0.1 |
| 1999 | 14.0 | 0.0 | 11.4 | 0.1 | 13.6 | 0.0 | 15.0 | 0.1 |
| 1998 | 14.1 | 0.1 | 11.4 | 0.1 | 13.6 | 0.1 | 15.2 | 0.1 |
| 1997 | 14.1 | 0.1 | 11.7 | 0.1 | 13.6 | 0.1 | 15.1 | 0.1 |
| 1996 | 13.9 | 0.1 | 11.4 | 0.2 | 13.6 | 0.1 | 14.9 | 0.1 |
| 1995 | 13.8 | 0.1 | 11.2 | 0.2 | 13.5 | 0.1 | 15.0 | 0.1 |
| 1994 | 13.9 | 0.1 | 11.2 | 0.2 | 13.5 | 0.1 | 14.9 | 0.1 |
| 1993 | 13.9 | 0.1 | 11.1 | 0.2 | 13.6 | 0.1 | 14.7 | 0.1 |
| 1992 | 13.8 | 0.1 | 11.3 | 0.2 | 13.5 | 0.1 | 14.6 | 0.1 |
| 1991 | 13.6 | 0.1 | 11.2 | 0.1 | 13.2 | 0.1 | 14.6 | 0.1 |
| Non-Hispanic Black | ||||||||
| 2005 | 14.2 | 0.1 | 11.1 | 0.2 | 13.8 | 0.1 | 15.6 | 0.1 |
| 2004 | 14.3 | 0.1 | 10.8 | 0.2 | 13.7 | 0.1 | 15.7 | 0.1 |
| 2003 | 14.4 | 0.1 | 11.2 | 0.2 | 13.8 | 0.1 | 15.7 | 0.1 |
| 2002 | 14.2 | 0.1 | 11.0 | 0.2 | 13.7 | 0.1 | 15.7 | 0.1 |
| 2001 | 14.2 | 0.1 | 11.5 | 0.1 | 13.7 | 0.1 | 15.2 | 0.2 |
| 2000 | 14.3 | 0.1 | 11.0 | 0.2 | 13.8 | 0.1 | 15.4 | 0.1 |
| 1999 | 14.1 | 0.1 | 11.1 | 0.2 | 13.5 | 0.1 | 15.4 | 0.1 |
| 1998 | 14.7 | 0.1 | 10.8 | 0.4 | 14.0 | 0.1 | 15.8 | 0.1 |
| 1997 | 14.4 | 0.2 | 11.0 | 0.2 | 13.9 | 0.1 | 15.8 | 0.2 |
| 1996 | 14.5 | 0.1 | 11.6 | 0.2 | 13.7 | 0.2 | 15.8 | 0.2 |
| 1995 | 14.3 | 0.2 | 11.2 | 0.3 | 13.9 | 0.2 | 15.5 | 0.3 |
| 1994 | 14.1 | 0.2 | 11.0 | 0.3 | 13.7 | 0.2 | 15.3 | 0.3 |
| 1993 | 14.3 | 0.1 | 11.6 | 0.2 | 13.8 | 0.1 | 15.4 | 0.2 |
| 1992 | 14.5 | 0.1 | 11.2 | 0.3 | 14.0 | 0.2 | 15.7 | 0.2 |
| 1991 | 14.2 | 0.1 | 11.4 | 0.3 | 13.6 | 0.1 | 15.5 | 0.2 |
| Hispanic | ||||||||
| 2005 | 14.1 | 0.1 | 11.7 | 0.2 | 13.8 | 0.1 | 15.2 | 0.1 |
| 2004 | 14.1 | 0.1 | 11.2 | 0.2 | 13.5 | 0.1 | 15.5 | 0.1 |
| 2003 | 14.2 | 0.1 | 11.5 | 0.1 | 13.8 | 0.1 | 15.3 | 0.1 |
| 2002 | 14.1 | 0.1 | 11.5 | 0.2 | 13.9 | 0.1 | 15.2 | 0.1 |
| 2001 | 14.1 | 0.1 | 11.5 | 0.1 | 13.7 | 0.1 | 15.2 | 0.1 |
| 2000 | 14.0 | 0.1 | 11.3 | 0.1 | 13.5 | 0.1 | 15.2 | 0.1 |
| 1999 | 14.1 | 0.1 | 11.6 | 0.1 | 13.7 | 0.1 | 15.2 | 0.1 |
| 1998 | 14.2 | 0.1 | 11.6 | 0.2 | 13.8 | 0.1 | 15.3 | 0.2 |
| 1997 | 14.3 | 0.1 | 11.7 | 0.2 | 13.7 | 0.1 | 15.5 | 0.2 |
| 1996 | 14.1 | 0.2 | 11.9 | 0.2 | 13.8 | 0.2 | 15.0 | 0.3 |
| 1995 | 14.2 | 0.1 | 11.3 | 0.3 | 14.0 | 0.2 | 15.3 | 0.2 |
| 1994 | 13.8 | 0.2 | 10.6 | 0.5 | 13.4 | 0.2 | 15.3 | 0.2 |
| 1993 | 13.7 | 0.1 | 11.1 | 0.3 | 13.5 | 0.2 | 14.7 | 0.2 |
| 1992 | 14.1 | 0.1 | 11.5 | 0.2 | 13.6 | 0.1 | 15.2 | 0.2 |
| 1991 | 13.9 | 0.1 | 11.3 | 0.2 | 13.3 | 0.2 | 15.1 | 0.2 |
| Native American/Alaska Native | ||||||||
| 2005 | 13.5 | 0.2 | 11.1 | 0.5 | 13.6 | 0.2 | 14.5 | 0.4 |
| 2004 | 13.4 | 0.5 | 10.8 | 0.4 | 12.9 | 0.6 | 15.1 | 0.6 |
| 2003 | 13.7 | 0.2 | 11.2 | 0.5 | 13.2 | 0.4 | 15.0 | 0.4 |
| 2002 | 13.0 | 0.5 | 11.7 | 0.4 | 11.0 | 0.7 | 14.8 | 0.5 |
| 2001 | 13.6 | 0.5 | 10.5 | 0.9 | 13.2 | 0.4 | 15.4 | 0.7 |
| 2000 | 13.6 | 0.4 | 11.6 | 0.4 | 13.3 | 0.7 | 15.0 | 0.5 |
| 1999 | 13.0 | 0.5 | 10.1 | 0.7 | 12.8 | 0.4 | 14.9 | 0.7 |
| Asian, Native HI/Other PI | ||||||||
| 2005 | 14.9 | 0.2 | 11.9 | 0.4 | 14.3 | 0.2 | 15.7 | 0.3 |
| 2004 | 14.9 | 0.3 | 11.1 | 0.7 | 13.3 | 0.4 | 16.5 | 0.2 |
| 2003 | 14.4 | 0.3 | 10.7 | 0.7 | 13.6 | 0.3 | 15.2 | 0.5 |
| 2002 | 14.6 | 0.2 | 11.5 | 0.5 | 13.9 | 0.2 | 15.8 | 0.2 |
| 2001 | 14.2 | 0.2 | 11.4 | 0.4 | 13.5 | 0.3 | 15.3 | 0.3 | 2000 | 14.5 | 0.2 | 11.2 | 0.4 | 13.9 | 0.3 | 15.9 | 0.2 |
| 1999 | 14.5 | 0.2 | 12.3 | 0.3 | 14.1 | 0.2 | 15.4 | 0.4 |
| More than one race | ||||||||
| 2005 | 13.8 | 0.2 | 11.3 | 0.3 | 13.1 | 0.3 | 15.1 | 0.3 |
| 2004 | 13.7 | 0.2 | 11.8 | 0.4 | 13.3 | 0.2 | 15.2 | 0.3 |
| 2003 | 13.5 | 0.2 | 11.1 | 0.3 | 13.2 | 0.4 | 14.8 | 0.3 |
| 2002 | 13.9 | 0.2 | 11.2 | 0.4 | 13.3 | 0.3 | 15.2 | 0.3 |
| 2001 | 13.5 | 0.3 | 11.0 | 0.4 | 13.4 | 0.3 | 14.4 | 0.5 |
| 2000 | 13.4 | 0.2 | 11.3 | 0.5 | 13.5 | 0.2 | 14.3 | 0.4 |
| 1999 | 13.4 | 0.2 | 11.4 | 0.3 | 13.5 | 0.3 | 14.0 | 0.5 |
| Male | ||||||||
| All races | ||||||||
| 2005 | 14.0 | 0.1 | 11.2 | 0.1 | 13.6 | 0.1 | 15.1 | 0.1 |
| 2004 | 13.9 | 0.1 | 11.0 | 0.1 | 13.4 | 0.1 | 15.0 | 0.1 |
| 2003 | 13.9 | 0.0 | 11.0 | 0.1 | 13.5 | 0.1 | 14.9 | 0.1 |
| 2002 | 13.8 | 0.0 | 11.0 | 0.1 | 13.5 | 0.1 | 14.9 | 0.1 |
| 2001 | 13.8 | 0.0 | 11.1 | 0.1 | 13.4 | 0.1 | 14.8 | 0.1 |
| 2000 | 13.8 | 0.0 | 11.0 | 0.1 | 13.3 | 0.1 | 14.9 | 0.1 |
| 1999 | 13.8 | 0.0 | 11.1 | 0.1 | 13.4 | 0.1 | 14.9 | 0.1 |
| 1998 | 14.1 | 0.1 | 11.0 | 0.2 | 13.7 | 0.1 | 15.0 | 0.1 |
| 1997 | 13.9 | 0.1 | 11.2 | 0.2 | 13.4 | 0.1 | 15.0 | 0.1 |
| 1996 | 13.8 | 0.1 | 11.3 | 0.2 | 13.4 | 0.1 | 14.7 | 0.1 |
| 1995 | 13.6 | 0.1 | 10.9 | 0.3 | 13.3 | 0.1 | 14.8 | 0.1 |
| 1994 | 13.5 | 0.2 | 10.6 | 0.3 | 13.2 | 0.2 | 14.7 | 0.2 |
| 1993 | 13.6 | 0.1 | 10.7 | 0.2 | 13.2 | 0.1 | 14.6 | 0.1 |
| 1992 | 13.5 | 0.1 | 11.0 | 0.2 | 13.3 | 0.1 | 14.4 | 0.1 |
| 1991 | 13.5 | 0.1 | 11.1 | 0.1 | 13.0 | 0.1 | 14.5 | 0.1 |
| Non-Hispanic White | ||||||||
| 2005 | 14.0 | 0.1 | 11.1 | 0.1 | 13.5 | 0.1 | 15.1 | 0.1 |
| 2004 | 13.8 | 0.1 | 11.1 | 0.1 | 13.5 | 0.1 | 14.9 | 0.1 |
| 2003 | 13.7 | 0.1 | 11.0 | 0.1 | 13.5 | 0.1 | 14.7 | 0.1 |
| 2002 | 13.8 | 0.1 | 11.1 | 0.1 | 13.4 | 0.1 | 14.8 | 0.1 |
| 2001 | 13.7 | 0.1 | 11.0 | 0.1 | 13.4 | 0.1 | 14.8 | 0.1 |
| 2000 | 13.7 | 0.1 | 11.1 | 0.1 | 13.3 | 0.1 | 14.8 | 0.1 |
| 1999 | 13.7 | 0.1 | 11.1 | 0.1 | 13.3 | 0.1 | 14.9 | 0.1 |
| 1998 | 14.0 | 0.1 | 11.0 | 0.2 | 13.6 | 0.1 | 14.9 | 0.2 |
| 1997 | 13.9 | 0.1 | 11.4 | 0.3 | 13.4 | 0.1 | 14.9 | 0.2 |
| 1996 | 13.7 | 0.1 | 11.1 | 0.3 | 13.4 | 0.2 | 14.6 | 0.2 |
| 1995 | 13.4 | 0.2 | 10.8 | 0.3 | 13.2 | 0.1 | 14.8 | 0.2 |
| 1994 | 13.5 | 0.2 | 10.8 | 0.4 | 13.2 | 0.2 | 14.6 | 0.2 |
| 1993 | 13.5 | 0.1 | 10.5 | 0.3 | 13.1 | 0.1 | 14.5 | 0.2 |
| 1992 | 13.4 | 0.1 | 11.0 | 0.2 | 13.3 | 0.2 | 14.2 | 0.2 |
| 1991 | 13.4 | 0.1 | 11.1 | 0.1 | 12.9 | 0.1 | 14.4 | 0.2 |
| Non-Hispanic Black | ||||||||
| 2005 | 14.1 | 0.1 | 11.0 | 0.2 | 13.7 | 0.2 | 15.3 | 0.2 |
| 2004 | 14.0 | 0.1 | 10.8 | 0.3 | 13.3 | 0.1 | 15.3 | 0.2 |
| 2003 | 14.2 | 0.1 | 10.8 | 0.3 | 13.7 | 0.1 | 15.5 | 0.2 |
| 2002 | 13.9 | 0.1 | 10.5 | 0.2 | 13.4 | 0.2 | 15.3 | 0.2 |
| 2001 | 13.7 | 0.2 | 11.2 | 0.2 | 13.2 | 0.2 | 14.7 | 0.3 |
| 2000 | 14.1 | 0.1 | 11.0 | 0.3 | 13.6 | 0.1 | 15.4 | 0.2 |
| 1999 | 13.7 | 0.1 | 10.9 | 0.2 | 13.3 | 0.2 | 15.0 | 0.2 |
| 1998 | 14.5 | 0.2 | 10.9 | 0.5 | 14.0 | 0.2 | 15.6 | 0.2 |
| 1997 | 13.8 | 0.2 | 10.2 | 0.5 | 13.5 | 0.2 | 15.0 | 0.3 |
| 1996 | 14.3 | 0.2 | 11.5 | 0.3 | 13.5 | 0.3 | 15.5 | 0.3 |
| 1995 | 13.9 | 0.2 | 11.0 | 0.4 | 13.7 | 0.2 | 14.9 | 0.4 |
| 1994 | 13.6 | 0.3 | 10.5 | 0.5 | 13.3 | 0.3 | 14.8 | 0.4 |
| 1993 | 14.1 | 0.2 | 11.7 | 0.3 | 13.7 | 0.2 | 14.9 | 0.3 |
| 1992 | 14.1 | 0.2 | 10.7 | 0.3 | 13.8 | 0.3 | 15.2 | 0.3 |
| 1991 | 13.9 | 0.2 | 10.9 | 0.4 | 13.4 | 0.2 | 15.2 | 0.2 |
| Hispanic | ||||||||
| 2005 | 13.9 | 0.1 | 11.4 | 0.2 | 13.6 | 0.2 | 14.8 | 0.2 |
| 2004 | 14.0 | 0.2 | 11.0 | 0.4 | 13.3 | 0.2 | 15.2 | 0.2 |
| 2003 | 14.1 | 0.1 | 11.3 | 0.2 | 13.7 | 0.2 | 15.0 | 0.2 |
| 2002 | 13.8 | 0.1 | 11.2 | 0.3 | 13.7 | 0.2 | 14.9 | 0.2 |
| 2001 | 14.0 | 0.1 | 11.3 | 0.2 | 13.5 | 0.1 | 15.1 | 0.2 |
| 2000 | 13.7 | 0.1 | 11.0 | 0.2 | 13.2 | 0.2 | 14.8 | 0.2 |
| 1999 | 13.9 | 0.1 | 11.1 | 0.2 | 13.6 | 0.1 | 14.9 | 0.2 |
| 1998 | 13.9 | 0.2 | 11.3 | 0.4 | 13.7 | 0.2 | 14.9 | 0.2 |
| 1997 | 14.2 | 0.2 | 11.5 | 0.2 | 13.3 | 0.2 | 15.6 | 0.2 |
| 1996 | 13.7 | 0.3 | 11.9 | 0.3 | 13.4 | 0.3 | 14.4 | 0.4 |
| 1995 | 13.9 | 0.2 | 11.1 | 0.4 | 13.7 | 0.3 | 15.0 | 0.2 |
| 1994 | 13.3 | 0.3 | 9.2 | 0.9 | 12.9 | 0.3 | 14.8 | 0.3 |
| 1993 | 13.6 | 0.2 | 10.8 | 0.4 | 13.2 | 0.2 | 14.6 | 0.3 |
| 1992 | 13.8 | 0.1 | 11.4 | 0.2 | 13.4 | 0.2 | 14.8 | 0.2 |
| 1991 | 13.7 | 0.2 | 11.0 | 0.2 | 13.0 | 0.3 | 14.8 | 0.3 |
| Native American/Alaska Native | ||||||||
| 2005 | 13.0 | 0.4 | 10.0 | 0.7 | 13.4 | 0.4 | 13.8 | 0.5 |
| 2004 | 12.9 | 0.8 | 10.6 | 0.5 | 12.1 | 1.2 | 15.7 | 0.6 |
| 2003 | 13.5 | 0.4 | 10.5 | 0.8 | 13.6 | 0.5 | 15.1 | 0.7 |
| 2002 | 12.7 | 0.8 | 12.4 | 0.5 | 10.2 | 1.1 | 15.2 | 0.4 |
| 2001 | 13.1 | 0.4 | – | – | 13.2 | 0.4 | 13.8 | 1.0 |
| 2000 | 13.4 | 0.7 | 12.0 | 0.5 | 12.3 | 1.2 | 15.6 | 0.5 |
| 1999 | 12.4 | 0.7 | 9.6 | 1.2 | 12.1 | 0.6 | 14.2 | 1.0 |
| Asian, Native HI/Other PI | ||||||||
| 2005 | 14.6 | 0.3 | 11.8 | 0.5 | 14.1 | 0.3 | 15.5 | 0.4 |
| 2004 | 14.3 | 0.4 | 10.4 | 1.2 | 13.0 | 0.5 | 16.5 | 0.3 |
| 2003 | 14.3 | 0.3 | 11.6 | 0.5 | 13.0 | 0.4 | 15.4 | 0.4 |
| 2002 | 14.3 | 0.3 | 11.3 | 0.6 | 14.0 | 0.4 | 15.5 | 0.4 |
| 2001 | 13.6 | 0.3 | 10.6 | 0.6 | 13.2 | 0.4 | 14.7 | 0.5 |
| 2000 | 14.2 | 0.3 | 10.8 | 0.6 | 13.9 | 0.5 | 15.6 | 0.4 |
| 1999 | 14.7 | 0.3 | 12.5 | 0.3 | 14.2 | 0.2 | 16.0 | 0.5 |
| More than one race | ||||||||
| 2005 | 13.5 | 0.4 | 11.0 | 0.4 | 12.3 | 0.5 | 15.2 | 0.5 |
| 2004 | 13.7 | 0.3 | 11.6 | 0.5 | 13.4 | 0.3 | 15.4 | 0.5 |
| 2003 | 13.3 | 0.4 | 10.5 | 0.4 | 12.8 | 0.5 | 14.7 | 0.5 |
| 2002 | 13.6 | 0.4 | 10.5 | 0.7 | 13.0 | 0.5 | 14.6 | 0.5 |
| 2001 | 13.3 | 0.4 | 10.3 | 0.7 | 13.1 | 0.6 | 14.7 | 0.7 |
| 2000 | 13.2 | 0.3 | 9.5 | 1.0 | 13.5 | 0.3 | 13.8 | 0.5 |
| 1999 | 13.2 | 0.4 | 10.8 | 0.6 | 13.7 | 0.4 | 13.7 | 0.7 |
| Female | ||||||||
| All races | ||||||||
| 2005 | 14.4 | 0.0 | 11.8 | 0.1 | 13.9 | 0.0 | 15.4 | 0.1 |
| 2004 | 14.4 | 0.0 | 11.7 | 0.1 | 13.9 | 0.0 | 15.5 | 0.1 |
| 2003 | 14.2 | 0.0 | 11.6 | 0.1 | 13.8 | 0.0 | 15.3 | 0.1 |
| 2002 | 14.3 | 0.0 | 11.7 | 0.1 | 13.9 | 0.0 | 15.4 | 0.0 |
| 2001 | 14.2 | 0.0 | 11.7 | 0.1 | 13.7 | 0.1 | 15.3 | 0.1 |
| 2000 | 14.2 | 0.0 | 11.7 | 0.1 | 13.8 | 0.0 | 15.3 | 0.1 |
| 1999 | 14.3 | 0.0 | 11.8 | 0.1 | 13.8 | 0.0 | 15.3 | 0.1 |
| 1998 | 14.4 | 0.1 | 11.7 | 0.2 | 13.8 | 0.1 | 15.5 | 0.1 |
| 1997 | 14.4 | 0.1 | 12.1 | 0.1 | 13.9 | 0.1 | 15.6 | 0.1 |
| 1996 | 14.3 | 0.1 | 11.9 | 0.1 | 13.9 | 0.1 | 15.5 | 0.2 |
| 1995 | 14.3 | 0.1 | 11.6 | 0.2 | 13.9 | 0.1 | 15.4 | 0.1 |
| 1994 | 14.3 | 0.1 | 11.6 | 0.2 | 13.8 | 0.1 | 15.4 | 0.1 |
| 1993 | 14.2 | |||||||