World%20Population%20Data%202011 - Fact Sheet The Demographic Facts of Life United States 308 million 33 World Population Population Density(people per

Population Connection • 2120 L Street NW • Suite 500 • Washington DC 20037 • 202-332-2200 • 1-800-POP-1956 • www.populationconnection.org T FactSheet The Demographic Facts of Life United States 308 million 33 36.6 3 million 0.9% 78 years 2.02 35.8 77.7 (male), 82.1 (female) 4.4 million 5.5 50 30 19 404 million 79% 68% 19 Population Population Density (people per square kilometer) Median Age Population Increase Per Year Population Growth Rate Doubling Time Total Fertility Rate Births per 1,000 Women 15-19 Life Expectancy Births per Year Infant Morality Rate (infant deaths per 1,000 live births) Total Dependency Ratio Child Dependency Ratio Elderly Dependency Ratio Projected Population, 2050 Urban Population Married Women Using Modern Contraception Metric Tons of Annual CO 2 Emissions per capita World 6.8 billion 51 29.1 79 million 1.11% 63 years 2.49 52 66.7 (male), 71.1 (female) 137.9 million 43.2 53 41 12 9.1 billion 50% 55% 4.1 Sources and definitions on reverse