Year Number of People 1800 1894000 1820 1894000 1850 3145000 1870 4408000 1890 5638000 1900 6376000 1901 6499000 1902 6624000 1903 6751000 1904 6881000 1905 7013000 1906 7148000 1907 7286000 1908 7426000 1909 7569000 1910 7714000 1911 7863000 1912 8015000 1913 8170000 1914 8327000 1915 8487000 1916 8651000 1917 8817000 1918 8987000 1919 9160000 1920 9337000 1921 9517000 1922 9701000 1923 9888000 1924 10080000 1925 10270000 1926 10470000 1927 10710000 1928 10920000 1929 11220000 1930 11490000 1931 11760000 1932 12040000 1933 12330000 1934 12620000 1935 12920000 1936 13230000 1937 13550000 1938 13870000 1939 14170000 1940 14440000 1941 14710000 1942 14950000 1943 15280000 1944 15570000 1945 15870000 1946 16350000 1947 16840000 1948 17340000 1949 17860000 1950 18400000 1951 19060000 1952 19750000 1953 20470000 1954 21200000 1955 21960000 1956 22730000 1957 23520000 1958 24320000 1959 25150000 1960 26010000 1961 26890000 1962 27800000 1963 28730000 1964 29660000 1965 30610000 1966 31550000 1967 32500000 1968 33460000 1969 34440000 1970 35450000 1971 36490000 1972 37550000 1973 38630000 1974 39750000 1975 40890000 1976 42060000 1977 43270000 1978 44500000 1979 45760000 1980 47060000 1981 48400000 1982 49770000 1983 51170000 1984 52600000 1985 54050000 1986 55540000 1987 57050000 1988 58570000 1989 60100000 1990 61630000 1991 63150000 1992 64660000 1993 66170000 1994 67700000 1995 69260000 1996 70830000 1997 72430000 1998 74040000 1999 75670000 2000 77310000 2001 78960000 2002 80630000 2003 82290000 2004 83940000 2005 85550000 2006 87120000 2007 88650000 2008 90170000 2009 91700000 2010 93260000 2011 94850000 2012 96470000 2013 98110000 2050 154900000 2100 177800000