Year Total 1800 50540 1801 50540 1802 50540 1803 50540 1804 50540 1805 50540 1806 50540 1807 50540 1808 50540 1809 50540 1810 50540 1811 50560 1812 50600 1813 50650 1814 50720 1815 50810 1816 50910 1817 51030 1818 51180 1819 51340 1820 51510 1821 51710 1822 51920 1823 52160 1824 52410 1825 52680 1826 52980 1827 53290 1828 53620 1829 53970 1830 54340 1831 54720 1832 55120 1833 55510 1834 55910 1835 56310 1836 56710 1837 57120 1838 57530 1839 57940 1840 58360 1841 58780 1842 59200 1843 59620 1844 60050 1845 60480 1846 60910 1847 61350 1848 61790 1849 62230 1850 62680 1851 63120 1852 63560 1853 64010 1854 64460 1855 64920 1856 65370 1857 65830 1858 66300 1859 66760 1860 67240 1861 67710 1862 68190 1863 68670 1864 69150 1865 69640 1866 70130 1867 70620 1868 71120 1869 71620 1870 72130 1871 72640 1872 73150 1873 73650 1874 74170 1875 74690 1876 75220 1877 75740 1878 76270 1879 76810 1880 77350 1881 77890 1882 78430 1883 78990 1884 79530 1885 80100 1886 80660 1887 81220 1888 81790 1889 82370 1890 82950 1891 83530 1892 84120 1893 84720 1894 85310 1895 85910 1896 86520 1897 87130 1898 87740 1899 88360 1900 88980 1901 89610 1902 90240 1903 90870 1904 91510 1905 92160 1906 92810 1907 93450 1908 94110 1909 94770 1910 95440 1911 96110 1912 96790 1913 97470 1914 98160 1915 98850 1916 99540 1917 100200 1918 101000 1919 101700 1920 102400 1921 103200 1922 103900 1923 104600 1924 105400 1925 106100 1926 106900 1927 107700 1928 108400 1929 109200 1930 110500 1931 111800 1932 113100 1933 114400 1934 115600 1935 116900 1936 118200 1937 119500 1938 120800 1939 122100 1940 123400 1941 124600 1942 125900 1943 127200 1944 128500 1945 129800 1946 131100 1947 132400 1948 133600 1949 134900 1950 136200 1951 137900 1952 141600 1953 145500 1954 149800 1955 154400 1956 159300 1957 164500 1958 170000 1959 175600 1960 181500 1961 187400 1962 193400 1963 199500 1964 205600 1965 211900 1966 218400 1967 225200 1968 232400 1969 240100 1970 248300 1971 257100 1972 266300 1973 275800 1974 285600 1975 295600 1976 305700 1977 315800 1978 325600 1979 335100 1980 344000 1981 352000 1982 359200 1983 365400 1984 370800 1985 375200 1986 378800 1987 381700 1988 384300 1989 386500 1990 388500 1991 390200 1992 391700 1993 392900 1994 394100 1995 395400 1996 397100 1997 399100 1998 401800 1999 405300 2000 409900 2001 415700 2002 422800 2003 431100 2004 440400 2005 450900 2006 462300 2007 474500 2008 486900 2009 499100 2010 510400 2011 520100 2012 527900 2013 533500 2014 537100 2015 538600