Year Number of 1800 66000 1801 66710 1802 67430 1803 68150 1804 68880 1805 69620 1806 70370 1807 71130 1808 71890 1809 72660 1810 73600 1811 74410 1812 75250 1813 76120 1814 77020 1815 77950 1816 78910 1817 79910 1818 80940 1819 82000 1820 83100 1821 84230 1822 85400 1823 86600 1824 87840 1825 89120 1826 90440 1827 91800 1828 93200 1829 94640 1830 96130 1831 97660 1832 99210 1833 100800 1834 102400 1835 104000 1836 105700 1837 107400 1838 109100 1839 110800 1840 112600 1841 114300 1842 116100 1843 118000 1844 119800 1845 121700 1846 123600 1847 125600 1848 127500 1849 129500 1850 131500 1851 133600 1852 135700 1853 137800 1854 140000 1855 142200 1856 144400 1857 146600 1858 148900 1859 151200 1860 153500 1861 155900 1862 158400 1863 160900 1864 163500 1865 166200 1866 168900 1867 171800 1868 174700 1869 177600 1870 180700 1871 183800 1872 187100 1873 190000 1874 193400 1875 196900 1876 200800 1877 204200 1878 208400 1879 212600 1880 216600 1881 237500 1882 241600 1883 245800 1884 249900 1885 254300 1886 259000 1887 263300 1888 268300 1889 273500 1890 278900 1891 284500 1892 290400 1893 296600 1894 303000 1895 309600 1896 314000 1897 318400 1898 322600 1899 326700 1900 330700 1901 334600 1902 338300 1903 346400 1904 354500 1905 362600 1906 370800 1907 378700 1908 387100 1909 395700 1910 404400 1911 412000 1912 419800 1913 427700 1914 435800 1915 444000 1916 452100 1917 460400 1918 468800 1919 477300 1920 485900 1921 494500 1922 503100 1923 511900 1924 520800 1925 529800 1926 539100 1927 548400 1928 558000 1929 567700 1930 584500 1931 592000 1932 600800 1933 607300 1934 613300 1935 620700 1936 625800 1937 632400 1938 636500 1939 640200 1940 645600 1941 633700 1942 623300 1943 612500 1944 599100 1945 587200 1946 583000 1947 578500 1948 573800 1949 568900 1950 563800 1951 553300 1952 549000 1953 545900 1954 543800 1955 536400 1956 534400 1957 529900 1958 524400 1959 519100 1960 517400 1961 518800 1962 522700 1963 526100 1964 526300 1965 520200 1966 508300 1967 490400 1968 469200 1969 449400 1970 434500 1971 423600 1972 417400 1973 414500 1974 412500 1975 409700 1976 406200 1977 400900 1978 393900 1979 384000 1980 372500 1981 359500 1982 345800 1983 331000 1984 315500 1985 299300 1986 282700 1987 265100 1988 248200 1989 232800 1990 218700 1991 205900 1992 193800 1993 182600 1994 171900 1995 162300 1996 153600 1997 145800 1998 137900 1999 130000 2000 121600 2001 112300 2002 102800 2003 93420 2004 84490 2005 75910 2006 68020 2007 61180 2008 55060 2009 50460 2010 47840 2011 46880 2012 47450 2013 49090 2014 51120 2015 52420