Year Total 1800 63080 1801 63080 1802 63080 1803 63080 1804 63080 1805 63080 1806 63080 1807 63080 1808 63080 1809 63080 1810 63080 1811 63100 1812 63120 1813 63150 1814 63190 1815 63240 1816 63300 1817 63370 1818 63450 1819 63540 1820 63650 1821 63760 1822 63880 1823 64020 1824 64160 1825 64320 1826 64490 1827 64660 1828 64850 1829 65050 1830 65260 1831 65480 1832 65700 1833 65920 1834 66140 1835 66360 1836 66590 1837 66810 1838 67040 1839 67260 1840 67490 1841 67720 1842 67950 1843 68180 1844 68410 1845 68640 1846 68870 1847 69100 1848 69330 1849 69570 1850 69800 1851 70030 1852 70270 1853 70500 1854 70730 1855 70970 1856 71200 1857 71440 1858 71680 1859 71920 1860 72150 1861 72400 1862 72660 1863 72920 1864 73190 1865 73470 1866 73760 1867 74050 1868 74360 1869 74670 1870 74990 1871 75320 1872 75660 1873 75970 1874 76330 1875 76700 1876 77080 1877 77440 1878 77850 1879 78260 1880 78680 1881 79100 1882 79520 1883 79950 1884 80370 1885 80800 1886 81230 1887 81660 1888 82100 1889 82540 1890 82980 1891 83420 1892 83870 1893 84310 1894 84760 1895 85220 1896 85670 1897 86130 1898 86590 1899 87060 1900 87520 1901 87990 1902 88460 1903 88930 1904 89400 1905 89880 1906 90360 1907 90840 1908 91320 1909 91810 1910 92300 1911 92800 1912 93290 1913 94080 1914 95160 1915 96550 1916 97960 1917 99390 1918 100800 1919 102300 1920 103800 1921 105300 1922 106900 1923 108400 1924 110000 1925 111600 1926 113600 1927 115400 1928 117200 1929 119100 1930 121900 1931 124700 1932 127600 1933 130400 1934 133200 1935 136000 1936 138800 1937 141600 1938 144400 1939 147200 1940 150100 1941 152900 1942 155700 1943 158500 1944 161300 1945 164100 1946 166900 1947 169800 1948 172600 1949 175400 1950 178200 1951 180100 1952 184000 1953 188000 1954 192300 1955 196700 1956 201400 1957 206200 1958 211200 1959 216400 1960 221700 1961 227200 1962 232800 1963 238600 1964 244700 1965 251300 1966 258400 1967 266100 1968 274600 1969 283800 1970 293600 1971 304000 1972 314800 1973 325800 1974 336900 1975 348000 1976 358900 1977 369700 1978 380200 1979 390300 1980 399800 1981 408600 1982 416600 1983 423900 1984 430200 1985 435400 1986 439200 1987 441700 1988 443300 1989 444100 1990 445100 1991 447100 1992 450500 1993 455600 1994 462300 1995 469900 1996 477700 1997 484500 1998 489900 1999 493700 2000 496000 2001 497800 2002 499600 2003 502000 2004 504800 2005 507500 2006 509500 2007 509800 2008 507900 2009 503800 2010 497000 2011 487300 2012 475500 2013 462400 2014 449300 2015 437800