Year Number of 1800 33050 1801 33050 1802 33050 1803 33050 1804 33050 1805 33050 1806 33050 1807 33050 1808 33050 1809 33050 1810 33050 1811 33060 1812 33090 1813 33140 1814 33190 1815 33260 1816 33350 1817 33450 1818 33560 1819 33690 1820 33840 1821 34000 1822 34170 1823 34360 1824 34570 1825 34790 1826 35030 1827 35280 1828 35550 1829 35840 1830 36140 1831 36460 1832 36780 1833 37100 1834 37430 1835 37760 1836 38100 1837 38430 1838 38770 1839 39110 1840 39460 1841 39810 1842 40160 1843 40510 1844 40870 1845 41230 1846 41600 1847 41960 1848 42330 1849 42710 1850 43080 1851 43200 1852 43300 1853 43410 1854 43520 1855 43620 1856 43730 1857 43830 1858 43930 1859 44100 1860 44200 1861 44300 1862 47090 1863 49850 1864 52660 1865 53180 1866 53710 1867 54240 1868 54780 1869 55320 1870 55870 1871 55850 1872 55820 1873 55770 1874 55730 1875 55690 1876 55640 1877 55570 1878 55510 1879 52680 1880 49980 1881 47850 1882 45810 1883 43860 1884 41990 1885 40200 1886 38490 1887 36850 1888 35280 1889 39910 1890 37320 1891 44050 1892 52420 1893 47420 1894 44840 1895 44020 1896 47220 1897 47870 1898 46790 1899 44590 1900 44540 1901 42190 1902 43460 1903 42740 1904 36910 1905 44760 1906 39450 1907 41440 1908 45690 1909 53300 1910 40960 1911 37940 1912 37210 1913 36480 1914 35710 1915 35010 1916 34260 1917 33590 1918 32930 1919 32220 1920 31580 1921 30960 1922 30280 1923 29680 1924 29080 1925 28450 1926 27870 1927 27310 1928 26700 1929 26160 1930 25820 1931 25470 1932 25140 1933 24800 1934 24470 1935 24140 1936 23810 1937 23490 1938 23170 1939 22850 1940 22540 1941 22230 1942 21920 1943 21610 1944 21200 1945 20800 1946 20410 1947 20020 1948 19630 1949 19260 1950 18880 1951 17960 1952 16680 1953 15550 1954 14540 1955 13650 1956 12870 1957 12190 1958 11600 1959 11100 1960 10660 1961 10270 1962 9933 1963 9624 1964 9341 1965 9079 1966 8842 1967 8628 1968 8439 1969 8269 1970 8117 1971 7978 1972 7849 1973 7722 1974 7595 1975 7458 1976 7307 1977 7143 1978 6964 1979 6770 1980 6970 1981 6666 1982 6315 1983 5918 1984 6246 1985 5987 1986 5764 1987 5491 1988 5134 1989 4699 1990 4225 1991 3764 1992 3407 1993 3137 1994 2859 1995 2511 1996 2205 1997 1962 1998 1787 1999 1689 2000 1607 2001 1510 2002 1371 2003 1184 2004 1014 2005 897 2006 815 2007 765 2008 744 2009 720 2010 697 2011 668 2012 651 2013 635 2014 628 2015 619