In the state of New Jersey there was a total of 70,121 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: 13,710
Alcohol and Drug Abuse: 9,254
Cocaine Abuse (Smoked): 2,873
Cocaine Abuse (Other Route): 1,918
Marijuana Abuse: 11,041
Heroin Abuse: 22,106
Other Opiate Abuse: 7,234
PCP Abuse: 551
Hallucinogen Abuse: 36
Amphetamine Abuse: 242
Other Stimulant Abuse: 0
Tranquilzer Abuse: 854
Sedative Abuse: 28
Inhalant Abuse: 14
Other / Unknown: 260

Reference: http://wwwdasis.samhsa.gov/webt/quicklink/NJ10.htm