Year Number of 1800 32000 1801 32140 1802 32280 1803 32420 1804 32560 1805 32700 1806 32840 1807 32990 1808 33130 1809 33270 1810 33430 1811 33580 1812 33730 1813 33890 1814 34060 1815 34230 1816 34400 1817 34580 1818 34760 1819 34950 1820 35150 1821 35350 1822 35550 1823 35760 1824 35980 1825 36200 1826 36430 1827 36660 1828 36900 1829 37140 1830 37390 1831 37650 1832 37910 1833 38170 1834 38430 1835 38690 1836 38960 1837 39220 1838 39490 1839 39760 1840 40030 1841 40310 1842 40580 1843 40860 1844 41140 1845 41420 1846 41700 1847 41990 1848 42280 1849 42570 1850 42860 1851 43150 1852 43440 1853 43730 1854 44030 1855 44330 1856 44630 1857 44930 1858 45240 1859 45540 1860 45850 1861 46160 1862 46470 1863 46790 1864 47100 1865 47420 1866 47740 1867 48070 1868 48390 1869 48720 1870 49050 1871 49380 1872 49720 1873 50050 1874 50380 1875 50720 1876 51070 1877 51410 1878 51760 1879 52110 1880 52460 1881 52810 1882 53160 1883 53520 1884 53880 1885 54250 1886 54610 1887 54980 1888 55350 1889 55720 1890 56100 1891 56480 1892 56860 1893 57250 1894 57640 1895 58020 1896 58400 1897 58780 1898 59160 1899 59530 1900 59890 1901 60240 1902 60580 1903 60920 1904 61250 1905 61570 1906 61890 1907 62190 1908 62490 1909 62780 1910 63060 1911 63340 1912 63620 1913 63890 1914 64170 1915 64450 1916 64730 1917 65010 1918 65300 1919 65580 1920 65870 1921 66160 1922 66450 1923 66740 1924 67030 1925 67320 1926 67800 1927 68180 1928 68660 1929 68880 1930 69100 1931 69320 1932 69530 1933 69730 1934 69920 1935 70110 1936 70290 1937 70470 1938 70640 1939 70800 1940 70950 1941 71100 1942 71240 1943 71380 1944 71510 1945 71630 1946 69580 1947 67780 1948 65800 1949 63850 1950 62130 1951 61800 1952 61740 1953 61600 1954 61560 1955 61230 1956 59500 1957 57810 1958 56160 1959 54550 1960 53000 1961 51490 1962 50040 1963 48640 1964 47320 1965 46070 1966 45620 1967 45140 1968 39880 1969 41400 1970 43190 1971 45200 1972 47400 1973 49890 1974 52580 1975 55240 1976 57960 1977 60540 1978 62980 1979 65100 1980 66970 1981 68620 1982 69450 1983 69880 1984 70440 1985 71750 1986 73410 1987 76040 1988 78800 1989 80780 1990 81640 1991 81920 1992 81010 1993 79480 1994 77940 1995 76800 1996 75720 1997 74570 1998 73290 1999 71520 2000 69120 2001 66320 2002 63150 2003 59820 2004 56510 2005 53530 2006 50680 2007 48310 2008 46350 2009 44880 2010 43650 2011 42740 2012 41950 2013 41270 2014 40700 2015 40080