In the state of New York there was a total of 310,506 Substance Abuse Treatment Admissions during 2010.
This includes males and females from all age groups and all ethnicities. So if you think your alone in your pursuit for sobriety, you need to realize your in the company of many many others.

Here are some stats on the substances that were being used by these individuals.

Alcohol Abuse Only: 58,413
Alcohol and Drug Abuse: 78,371
Cocaine Abuse (Smoked): 23,719
Cocaine Abuse (Other Route): 12,265
Marijuana Abuse: 54,070
Heroin Abuse: 57,409
Other Opiate Abuse: 19,182
PCP Abuse: 976
Hallucinogen Abuse: 121
Amphetamine Abuse: 934
Other Stimulant Abuse: 58
Tranquilzer Abuse: 3,829
Sedative Abuse: 572
Inhalant Abuse: 57
Other / Unknown: 530

Reference: http://wwwdasis.samhsa.gov/webt/quicklink/NY10.htm