Year Total 1800 392600 1801 392600 1802 392600 1803 392600 1804 392600 1805 392600 1806 392600 1807 392600 1808 392600 1809 392600 1810 392600 1811 392600 1812 392700 1813 392700 1814 392700 1815 392800 1816 392800 1817 392900 1818 393000 1819 393100 1820 393200 1821 393300 1822 393400 1823 393500 1824 393700 1825 393800 1826 394000 1827 394100 1828 394300 1829 394500 1830 394700 1831 394900 1832 395100 1833 395300 1834 395500 1835 395800 1836 396000 1837 396200 1838 396400 1839 396600 1840 396800 1841 397000 1842 397200 1843 397500 1844 397700 1845 398000 1846 398300 1847 398600 1848 398900 1849 399200 1850 399500 1851 399800 1852 400200 1853 400500 1854 400900 1855 401300 1856 401600 1857 402000 1858 402500 1859 402900 1860 403300 1861 403700 1862 404200 1863 404600 1864 405000 1865 405400 1866 405700 1867 406100 1868 406500 1869 406800 1870 407100 1871 407400 1872 407800 1873 408100 1874 408400 1875 408700 1876 408900 1877 409200 1878 409400 1879 409600 1880 409800 1881 410000 1882 410200 1883 410400 1884 410600 1885 410900 1886 411100 1887 411300 1888 411500 1889 411700 1890 411900 1891 412100 1892 412300 1893 412500 1894 412700 1895 412900 1896 413200 1897 413500 1898 413900 1899 414300 1900 414800 1901 415400 1902 415200 1903 415900 1904 416100 1905 416900 1906 417100 1907 418000 1908 418200 1909 420200 1910 423400 1911 426000 1912 432800 1913 439200 1914 445900 1915 452100 1916 459000 1917 465600 1918 473100 1919 481300 1920 490300 1921 500100 1922 510900 1923 521900 1924 530300 1925 537700 1926 544000 1927 549600 1928 555300 1929 565300 1930 562800 1931 560400 1932 557900 1933 555500 1934 553000 1935 550500 1936 548100 1937 545600 1938 543200 1939 540700 1940 538200 1941 535800 1942 533300 1943 530800 1944 528400 1945 525900 1946 523500 1947 521000 1948 518500 1949 516100 1950 513600 1951 572500 1952 683500 1953 780900 1954 864500 1955 934600 1956 991100 1957 1034000 1958 1065000 1959 1083000 1960 1090000 1961 1088000 1962 1078000 1963 1062000 1964 1044000 1965 1027000 1966 1013000 1967 1005000 1968 1000000 1969 999700 1970 1001000 1971 998900 1972 991100 1973 975400 1974 951900 1975 923000 1976 892600 1977 864800 1978 842200 1979 825400 1980 812500 1981 800100 1982 784700 1983 764500 1984 739900 1985 713700 1986 690100 1987 672900 1988 664300 1989 664000 1990 670100 1991 679100 1992 686600 1993 689000 1994 684900 1995 673100 1996 653500 1997 628500 1998 600600 1999 571500 2000 543300 2001 518100 2002 497000 2003 480600 2004 469500 2005 463100 2006 460400 2007 459700 2008 459500 2009 459200 2010 458300 2011 457200 2012 456300 2013 456100 2014 456400 2015 457000