In the state of Connecticut there was a total of 51,983 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: 9,211
Alcohol and Drug Abuse: 10,703
Cocaine Abuse (Smoked): 2,732
Cocaine Abuse (Other Route): 1,885
Marijuana Abuse: 8,350
Heroin Abuse: 11,697
Other Opiate Abuse: 2,569
PCP Abuse: 523
Hallucinogen Abuse: 110
Amphetamine Abuse: 117
Other Stimulant Abuse: 27
Tranquilzer Abuse: 604
Sedative Abuse: 84
Inhalant Abuse: 47
Other / Unknown: 3,324

Reference: http://wwwdasis.samhsa.gov/webt/quicklink/CT10.htm