Year Number of People 1800 1213000 1820 1213000 1850 2217000 1870 2786000 1871 2820000 1872 2842000 1873 2863000 1874 2885000 1875 2908000 1876 2930000 1877 2952000 1878 2975000 1879 2998000 1880 3021000 1881 3044000 1882 3073000 1883 3107000 1884 3144000 1885 3170000 1886 3194000 1887 3221000 1888 3261000 1889 3311000 1890 3343000 1891 3404000 1892 3470000 1893 3524000 1894 3584000 1895 3626000 1896 3693000 1897 3752000 1898 3820000 1899 3874000 1900 3912000 1901 4031000 1902 4071000 1903 4156000 1904 4233000 1905 4383000 1906 4458000 1907 4467000 1908 4520000 1909 4585000 1910 4668000 1911 4757000 1912 4784000 1913 4811000 1914 4838000 1915 4905000 1916 4971000 1917 5040000 1918 5109000 1919 5179000 1920 5250000 1921 5304000 1922 5367000 1923 5426000 1924 5452000 1925 5505000 1926 5545000 1927 5591000 1928 5730000 1929 5669000 1930 5707000 1931 5748000 1932 5788000 1933 5825000 1934 5872000 1935 5897000 1936 5943000 1937 5989000 1938 6045000 1939 6095000 1940 6134000 1941 6169000 1942 6191000 1943 6296000 1944 6442000 1945 6650000 1946 6854000 1947 7037000 1948 7244000 1949 7455000 1950 8241000 1951 8362000 1952 8496000 1953 8643000 1954 8804000 1955 8979000 1956 9167000 1957 9368000 1958 9578000 1959 9796000 1960 10020000 1961 10250000 1962 10480000 1963 10720000 1964 10960000 1965 11220000 1966 11480000 1967 11750000 1968 12020000 1969 12290000 1970 12550000 1971 12810000 1972 13060000 1973 13310000 1974 13560000 1975 13810000 1976 14070000 1977 14330000 1978 14580000 1979 14840000 1980 15080000 1981 15320000 1982 15540000 1983 15770000 1984 15990000 1985 16210000 1986 16440000 1987 16670000 1988 16900000 1989 17120000 1990 17340000 1991 17540000 1992 17740000 1993 17930000 1994 18090000 1995 18230000 1996 18340000 1997 18430000 1998 18510000 1999 18610000 2000 18750000 2001 18920000 2002 19130000 2003 19370000 2004 19610000 2005 19840000 2006 20060000 2007 20270000 2008 20470000 2009 20670000 2010 20860000 2011 21050000 2012 21220000 2013 21390000 2050 23190000 2100 19890000