Table 2. U.S. Resident Total Population Distribution and Percent Change by Race and Hispanic Origin, 1999 and 2050 [Middle Series. As of July 1] Race and Origin 1999 2050 1999 to 2050 Population Percent of Population Percent of Population Percent Change Total Population 272.8 100.0 403.7 100.0 130.9 48.0 White 224.7 82.3 302.5 74.9 77.8 34.6 Black 34.9 12.8 59.2 14.7 24.4 69.8 American Indian, Eskimo and Ale 2.4 0.9 4.4 1.1 2.0 83.8 Asian and Pacific Islanders 10.9 4.0 37.6 9.3 26.7 245.2 Hispanic (of any race) 31.4 11.5 98.2 24.3 66.9 213.3 Non-Hispanic White 196.1 71.9 213.0 52.8 16.9 8.6 Black 33.1 12.1 53.5 13.2 20.4 61.5 American Indian, Eskimo and 2.0 0.7 3.2 0.8 1.2 60.2 Asian and Pacific Islanders 10.3 3.8 35.8 8.9 25.5 248.8 Source: Population Projections Program, Population Division, U.S. Census Bureau, Washington, D.C. 20233. Table 3. U.S. Resident Total Population Distribution and Percent Change by Age, 1999 and 2050 [Middle Series. As of July 1] Age (years) 1999 2050 1999 to 2050 Population Percent of Population Percent of Population Percent Change Total Population 272.8 100.0 403.7 100.0 130.9 48.0 Under 18 70.2 25.7 95.7 23.7 25.6 36.5 18 - 64 168.1 61.6 225.9 56.0 57.8 34.4 65 and over 34.6 12.7 82.0 20.3 47.4 137.2 Median Age 35.5 (X) 38.8 (X) (X) (X) (X) Not applicable. Source: Population Projections Program, Population Division, U.S. Census Bureau, Washington, D.C. 20233.