Year Number of 1800 10310 1801 10450 1802 10590 1803 10720 1804 10860 1805 11010 1806 11150 1807 11300 1808 11440 1809 11590 1810 11780 1811 11930 1812 12090 1813 12240 1814 12400 1815 12560 1816 12720 1817 12880 1818 13040 1819 13210 1820 13370 1821 13540 1822 13700 1823 13880 1824 14040 1825 14220 1826 14390 1827 14570 1828 14740 1829 14920 1830 15100 1831 15280 1832 15460 1833 15650 1834 15830 1835 16020 1836 16220 1837 16410 1838 16600 1839 16800 1840 17000 1841 17210 1842 17410 1843 17620 1844 17830 1845 18050 1846 18260 1847 18480 1848 18700 1849 18930 1850 19160 1851 19390 1852 19630 1853 19870 1854 20120 1855 20360 1856 20610 1857 20870 1858 21120 1859 21380 1860 21650 1861 21910 1862 22170 1863 22430 1864 22690 1865 22950 1866 23200 1867 23460 1868 23710 1869 23960 1870 24200 1871 24450 1872 24700 1873 24950 1874 25190 1875 25430 1876 25660 1877 25900 1878 26120 1879 26340 1880 26560 1881 26780 1882 27000 1883 27230 1884 27460 1885 27690 1886 27920 1887 28150 1888 28390 1889 28630 1890 28870 1891 29110 1892 29360 1893 29610 1894 29860 1895 30100 1896 30360 1897 30620 1898 30880 1899 31150 1900 31430 1901 31430 1902 31460 1903 31470 1904 31520 1905 31530 1906 31580 1907 32630 1908 33360 1909 34100 1910 34850 1911 35590 1912 36350 1913 36110 1914 35870 1915 35630 1916 35380 1917 35120 1918 36210 1919 37310 1920 38430 1921 39580 1922 40730 1923 41190 1924 41650 1925 42100 1926 42560 1927 43040 1928 42830 1929 42610 1930 44200 1931 45770 1932 47340 1933 48890 1934 50430 1935 50750 1936 51150 1937 51350 1938 51660 1939 51760 1940 51810 1941 51340 1942 50810 1943 50240 1944 49620 1945 48960 1946 48250 1947 47500 1948 47330 1949 47140 1950 46930 1951 45780 1952 44820 1953 43990 1954 43290 1955 42720 1956 42240 1957 41070 1958 40620 1959 40330 1960 40280 1961 40370 1962 40660 1963 41020 1964 41320 1965 41470 1966 41510 1967 41270 1968 40920 1969 40530 1970 40260 1971 40070 1972 39940 1973 39830 1974 39670 1975 39430 1976 39190 1977 38810 1978 38360 1979 37840 1980 37300 1981 36790 1982 36250 1983 35580 1984 34760 1985 33650 1986 32340 1987 30820 1988 29240 1989 27890 1990 26830 1991 26030 1992 25530 1993 25130 1994 24730 1995 24170 1996 23470 1997 22650 1998 21740 1999 20910 2000 20150 2001 19480 2002 18810 2003 18230 2004 17650 2005 17020 2006 16400 2007 15750 2008 15100 2009 14620 2010 14200 2011 13850 2012 13560 2013 13370 2014 13150 2015 12860