Year Number of 1800 34940 1801 35070 1802 35200 1803 35320 1804 35450 1805 35580 1806 35710 1807 35840 1808 35960 1809 36100 1810 36230 1811 36380 1812 36530 1813 36690 1814 36860 1815 37040 1816 37240 1817 37450 1818 37660 1819 37890 1820 38140 1821 38390 1822 38650 1823 38930 1824 39220 1825 39520 1826 39840 1827 40160 1828 40500 1829 40860 1830 41220 1831 41600 1832 41990 1833 42370 1834 42760 1835 43160 1836 43560 1837 43960 1838 44360 1839 44770 1840 45180 1841 45600 1842 46020 1843 46440 1844 46870 1845 47300 1846 47740 1847 48180 1848 48620 1849 49070 1850 49520 1851 48120 1852 46690 1853 45240 1854 43750 1855 42230 1856 40680 1857 39100 1858 37490 1859 35850 1860 34170 1861 35820 1862 35340 1863 34860 1864 36680 1865 35000 1866 38250 1867 36680 1868 37160 1869 37640 1870 37070 1871 37830 1872 38460 1873 37450 1874 40000 1875 39010 1876 41350 1877 40190 1878 38610 1879 35440 1880 35100 1881 35470 1882 36730 1883 36680 1884 42230 1885 42230 1886 44600 1887 46980 1888 49250 1889 51700 1890 53700 1891 53360 1892 52830 1893 52300 1894 51770 1895 51400 1896 50830 1897 50240 1898 49620 1899 48980 1900 48300 1901 47610 1902 46930 1903 46180 1904 45570 1905 44780 1906 44130 1907 43320 1908 42370 1909 41560 1910 40590 1911 39640 1912 34970 1913 30850 1914 27210 1915 24000 1916 21150 1917 18640 1918 16420 1919 14460 1920 12810 1921 11340 1922 14650 1923 15030 1924 16730 1925 20360 1926 18750 1927 25900 1928 25740 1929 30270 1930 26000 1931 37100 1932 33110 1933 32720 1934 28850 1935 28820 1936 28770 1937 30850 1938 23600 1939 28890 1940 22710 1941 20070 1942 17740 1943 15670 1944 13850 1945 12230 1946 10800 1947 9536 1948 8418 1949 7428 1950 5983 1951 7847 1952 8939 1953 8524 1954 9426 1955 8310 1956 8501 1957 8883 1958 9257 1959 9477 1960 9439 1961 9123 1962 8516 1963 7778 1964 7172 1965 6839 1966 6776 1967 6887 1968 6966 1969 6853 1970 6490 1971 5943 1972 5308 1973 4699 1974 4239 1975 3942 1976 3805 1977 3794 1978 3845 1979 3809 1980 3677 1981 3447 1982 3181 1983 2898 1984 2618 1985 2340 1986 2088 1987 1837 1988 1621 1989 1437 1990 1320 1991 1228 1992 1182 1993 1150 1994 1127 1995 1093 1996 1053 1997 1003 1998 937 1999 873 2000 813 2001 761 2002 710 2003 661 2004 624 2005 588 2006 564 2007 552 2008 538 2009 545 2010 536 2011 537 2012 536 2013 529 2014 507 2015 489