134lecture41(apr22)

134lecture41(apr22) - Demography...

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© 2005 David Schweingruber Demography April 22, 2005 http://www.iastate.edu/~soc.134
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© 2005 David Schweingruber U.S. population & growth rates,1900-98 0 50,000 100,000 150,000 200,000 250,000 300,000 1900 1905 1910 1915 1920 1925 1930 1935 1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995 U.S. population (thousands) -0.5% 0.0% 0.5% 1.0% 1.5% 2.0% 2.5% Annual growth rate Population Growth rate Baby boom High immigration & birth rates 1918 flu epidemic Great Depression, low immigration
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© 2005 David Schweingruber Total births & birth rates in U.S., 1910-95 0 500,000 1,000,000 1,500,000 2,000,000 2,500,000 3,000,000 3,500,000 4,000,000 4,500,000 1910 1915 1920 1925 1930 1935 1940 1945 1950 1955 1960 1965 1970 1975 1980 1985 1990 1995 Total births 0 5 10 15 20 25 30 35 40 45 Births per 1,000 people Total births Birth rate Baby boom Baby bust Echo boom War babies GI Generation Depression Generation
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© 2005 David Schweingruber Some generational labels GI Generation: 1910s & 1920s Depression Generation: 1930-39 War babies: 1940-45 Baby Boomers: 1946-1964 (78 million) Baby Busters (Gen X): 1965-1976 (45 million) Echo Boomers (Gen Y): 1977-1994 (70 million) Generation Z: 1995-
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© 2005 David Schweingruber
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134lecture41(apr22) - Demography...

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