Table 2.9b Admissions by gender, race/ethnicity, and age at admission: TEDS 1997-2007 and U.S. population 2007 Percent distribution
[Based on administrative data reported to TEDS by all reporting States and jurisdictions (excludes Puerto Rico). See Table 4.2a.]
Gender, race/ethnicity, and age at admission	TEDS admissions												U.S. population
	1997	1998	1999	2000	2001	2002	2003	2004	2005	2006	2007		2007
Gender
Male	70.4	70.5	70.5	70.1	69.8	69.8	69.1	68.5	68.3	68.3	67.6		49.3
Female	29.6	29.5	29.5	29.9	30.2	30.2	30.9	31.5	31.7	31.7	32.4		50.7
Total	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0		100.0
Race/ethnicity
White (non-Hispanic)	59.6	59.5	59.2	58.2	58.8	58.6	58.6	59.7	59.1	59.2	59.7		66.0
Black (non-Hispanic)	25.3	24.9	24.3	25.1	24.6	24.2	24.0	22.8	22.4	21.7	20.8		12.3
Hispanic origin	10.9	11.3	12.0	12.1	12.2	12.8	12.8	12.8	13.7	13.9	14.0		14.5
American Indian/Alaska Native	2.4	2.4	2.4	2.2	2.1	2.1	1.9	2.0	2.1	2.2	2.3		0.8
Asian/Pacific Islander	0.7	0.7	0.8	0.8	0.8	0.9	1.0	0.9	1.0	1.0	1.0		4.5
Other	1.1	1.2	1.4	1.6	1.5	1.4	1.7	1.9	1.7	2.0	2.2		2.0
Total	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0		100.0
Age at admission
Under 12 years	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.3	0.1	0.1	0.1		16.1
12 to 17 years	8.2	8.1	8.0	7.9	8.2	8.4	8.4	8.1	7.6	7.5	7.3		8.4
18 to 24 years	13.8	14.4	15.0	15.8	16.7	17.1	17.5	18.2	18.5	18.2	18.2		9.8
25 to 34 years	32.2	30.3	28.4	27.0	25.9	25.1	24.8	24.8	25.1	25.1	25.5		13.5
35 to 44 years	31.6	32.2	32.6	32.5	31.9	31.0	30.2	29.0	28.1	27.2	25.9		14.3
45 to 54 years	10.8	11.5	12.4	13.2	13.8	14.7	15.3	15.7	16.5	17.5	18.2		14.5
55 to 64 years	2.5	2.6	2.7	2.8	2.7	2.9	3.1	3.2	3.5	3.8	4.1		10.8
65 years and older	0.7	0.7	0.7	0.7	0.6	0.6	0.6	0.6	0.6	0.6	0.6		12.6
Total	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0		100.0
SOURCES: Office of Applied Studies, Substance Abuse and Mental Health Services Administration, Treatment Episode Data Set (TEDS). Data received through 10.6.08.  U.S. population: U.S. Bureau of the Census. Annual State Population Estimates by Demographic Characteristics with 6 Race Groups: April 1, 2000 to July 1, 2007 (SC-EST2007-ALLDATA6, rel. May 1, 2008).