Where can I find Statistics?

It depends on the type of statistics needed.  Various groups collect statistics:  governments, organizations, academic institutions, & commercial information providers.

Blue Cross/Blue Shield: Medical Costs Studies & Guide
http://www.bcbs.com/betterknowledge/

Fedstats
http://www.fedstats.gov

Florida Department of Health
http://www.doh.state.fl.us

Florida  Hospital Association: Reports / Publications (some free)
http://www.fha.org/allproducts.html

LexisNexis Statistical database (USF users only)
http://web.lexis-nexis.dom/statuniv/

MedlinePlus (Search for specific disease: each page often contains Statistics)
http://www.medlineplus.gov/

MedlinePlus: Health Statistics Page
http://www.nlm.nih.gov/medlineplus/healthstatistics.html

National Center for Health Statistics (click FASTATS A to Z)
http://www.cdc.gov/nchs/

University of Michigan Library: Statistical Resources on the Web/Health
http://www.lib.umich.edu/govdocs/sthealth.html

World Health Organization
http://www.who.int/research/en/