Year Number of People 1800 9395000 1820 9395000 1850 9545000 1870 9753000 1890 9848000 1900 9896000 1910 10100000 1911 10260000 1912 10420000 1913 10590000 1914 10760000 1915 10910000 1916 11090000 1917 11260000 1918 11440000 1919 11630000 1920 11800000 1921 12040000 1922 12280000 1923 12530000 1924 12780000 1925 13000000 1926 13180000 1927 13360000 1928 13540000 1929 13720000 1930 13900000 1931 14120000 1932 14340000 1933 14560000 1934 14790000 1935 15020000 1936 15140000 1937 15260000 1938 15380000 1939 15500000 1940 15630000 1941 15860000 1942 16090000 1943 16330000 1944 16570000 1945 16880000 1946 18250000 1947 18740000 1948 18870000 1949 19040000 1950 19210000 1951 19300000 1952 19570000 1953 19980000 1954 20520000 1955 21170000 1956 21900000 1957 22680000 1958 23490000 1959 24300000 1960 25070000 1961 25810000 1962 26500000 1963 27140000 1964 27770000 1965 28400000 1966 29010000 1967 29610000 1968 30210000 1969 30820000 1970 31440000 1971 32090000 1972 32770000 1973 33440000 1974 34100000 1975 34720000 1976 35300000 1977 35840000 1978 36360000 1979 36900000 1980 37460000 1981 38050000 1982 38670000 1983 39300000 1984 39920000 1985 40510000 1986 41070000 1987 41590000 1988 42090000 1989 42550000 1990 42980000 1991 43370000 1992 43730000 1993 44060000 1994 44370000 1995 44660000 1996 44950000 1997 45230000 1998 45500000 1999 45750000 2000 45990000 2001 46210000 2002 46420000 2003 46620000 2004 46830000 2005 47040000 2006 47270000 2007 47500000 2008 47730000 2009 47960000 2010 48180000 2011 48390000 2012 48590000 2013 48770000 2050 47050000 2100 37220000