Year Number of 1800 37980 1801 37980 1802 37980 1803 37980 1804 37980 1805 37980 1806 37980 1807 37980 1808 37980 1809 37980 1810 37980 1811 37980 1812 37990 1813 38000 1814 38020 1815 38040 1816 38060 1817 38090 1818 38120 1819 38160 1820 38200 1821 38250 1822 38300 1823 38350 1824 38410 1825 38470 1826 38540 1827 38610 1828 38680 1829 38760 1830 38850 1831 38940 1832 39020 1833 39110 1834 39200 1835 39290 1836 39380 1837 39470 1838 39560 1839 39650 1840 39740 1841 39830 1842 39920 1843 40010 1844 40100 1845 40190 1846 40280 1847 40370 1848 40460 1849 40550 1850 40640 1851 40740 1852 40850 1853 40950 1854 41050 1855 41150 1856 41250 1857 41360 1858 41460 1859 41560 1860 41660 1861 41780 1862 41900 1863 42020 1864 42160 1865 42310 1866 42460 1867 42630 1868 42800 1869 42980 1870 43180 1871 43380 1872 43590 1873 43760 1874 44000 1875 44240 1876 44490 1877 44730 1878 45020 1879 45310 1880 45610 1881 45900 1882 46200 1883 46500 1884 46800 1885 47110 1886 47420 1887 47730 1888 48040 1889 48360 1890 48670 1891 48990 1892 49310 1893 49640 1894 49960 1895 50280 1896 50600 1897 50920 1898 51240 1899 51540 1900 51840 1901 52140 1902 52420 1903 52700 1904 52980 1905 53240 1906 53510 1907 53750 1908 54000 1909 54240 1910 54470 1911 54700 1912 54930 1913 55210 1914 55560 1915 55960 1916 56360 1917 56760 1918 57160 1919 57560 1920 57960 1921 58360 1922 58770 1923 59180 1924 59590 1925 60000 1926 60420 1927 60840 1928 61260 1929 61680 1930 62390 1931 63100 1932 63810 1933 64510 1934 65200 1935 65900 1936 66590 1937 67280 1938 67960 1939 68640 1940 69320 1941 69990 1942 70660 1943 71320 1944 71980 1945 72640 1946 70970 1947 69550 1948 67880 1949 66450 1950 64790 1951 64940 1952 65200 1953 65640 1954 66040 1955 66610 1956 67130 1957 67580 1958 67950 1959 68310 1960 68640 1961 68900 1962 68830 1963 68640 1964 68330 1965 67890 1966 68220 1967 68480 1968 68680 1969 68780 1970 68670 1971 73210 1972 77620 1973 81910 1974 86210 1975 98390 1976 83810 1977 67160 1978 51120 1979 39530 1980 34240 1981 32740 1982 35790 1983 40930 1984 46040 1985 49530 1986 50580 1987 49000 1988 45850 1989 42900 1990 41250 1991 40680 1992 41560 1993 43390 1994 45290 1995 46310 1996 46110 1997 44630 1998 41960 1999 38560 2000 34880 2001 31320 2002 28040 2003 25380 2004 23480 2005 22040 2006 20930 2007 19870 2008 18790 2009 17570 2010 16170 2011 14750 2012 13300 2013 12020 2014 11020 2015 10260