Table 2.2a Admissions by alcohol/drug co-abuse: TEDS 1992-2000 Number
[Based on administrative data reported to TEDS by all reporting States and jurisdictions. See Table 4.2.]
Alcohol/drug co-abuse	1992	1993	1994	1995	1996	1997	1998	1999	2000
Total	1,527,930	1,583,870	1,635,652	1,634,365	1,600,374	1,522,235	1,618,791	1,637,379	1,599,703
Alcohol primary	898,021	894,445	858,281	826,050	804,162	736,305	764,420	765,072	724,196
Alcohol only	562,778	542,595	504,494	477,755	460,366	416,198	432,314	435,673	413,638
Alcohol w/secondary drug	335,243	351,850	353,787	348,295	343,796	320,107	332,106	329,399	310,558
Drug primary	584,766	645,325	729,746	764,113	755,526	747,802	805,136	827,555	835,384
Drug only	305,353	333,372	384,883	406,101	397,833	402,347	438,978	460,421	482,432
Drug w/secondary alcohol	279,413	311,953	344,863	358,012	357,693	345,455	366,158	367,134	352,952
No primary substance reported	45,143	44,100	47,625	44,202	40,686	38,128	49,235	44,752	40,123
SOURCE: Office of Applied Studies, Substance Abuse and Mental Health Services Administration, Treatment Episode Data Set (TEDS) - 4.1.02.