U.S. resident population by age group, 2003 (pie chart): Elderly 65+ years, 12.4%; Adult 25-64 years, 52.6%; 20-24 years, 7.1%; Children 15-19 years, 7.0%; 10-14 years, 7.3%; 5-9 years, 6.8%; Under 5 years, 6.8%.
Source: Population Division (2004). Table NC-EST2003-01, National Population Estimates, Characteristics. Washington, DC: U.S. Census Bureau.