Silver Book Fact
Centenarians in U.S. in 2004
In 2004, there were an estimated 60,800 centenarians (those age 100 and older) in the United States.
Hing E, Middleton K. National Hospital Ambulatory Medical Care Survey: 2002 outpatient department summary. Hyattsville, MD: National Center for Health Statistics, Centers for Disease Control and Prevention; 23-Jun-2004. http://www.cdc.gov/nchs/data/ad/ad345.pdf