Year Number of 1800 2090 1801 2154 1802 2158 1803 2166 1804 2170 1805 2174 1806 2179 1807 2186 1808 2190 1809 2195 1810 2197 1811 2207 1812 2221 1813 2236 1814 2254 1815 2276 1816 2301 1817 2334 1818 2368 1819 2406 1820 2449 1821 2499 1822 2551 1823 2607 1824 2669 1825 2735 1826 2812 1827 2890 1828 2973 1829 3063 1830 3163 1831 3265 1832 3370 1833 3479 1834 3591 1835 3713 1836 3832 1837 3956 1838 4084 1839 4216 1840 4358 1841 4491 1842 4622 1843 4750 1844 4882 1845 5004 1846 5123 1847 5238 1848 5349 1849 5465 1850 5569 1851 5669 1852 5765 1853 5857 1854 5953 1855 6034 1856 6111 1857 6183 1858 6258 1859 6317 1860 6371 1861 6418 1862 6466 1863 6523 1864 6571 1865 6620 1866 6669 1867 6728 1868 6777 1869 6827 1870 6878 1871 6928 1872 6990 1873 7040 1874 7092 1875 7144 1876 7196 1877 7259 1878 7312 1879 7366 1880 7420 1881 7484 1882 7539 1883 7595 1884 7649 1885 7706 1886 7773 1887 7829 1888 7887 1889 7945 1890 8015 1891 8073 1892 8133 1893 8192 1894 8252 1895 8324 1896 8396 1897 8478 1898 8572 1899 8677 1900 8806 1901 8934 1902 9044 1903 9203 1904 9391 1905 9581 1906 9773 1907 9956 1908 10150 1909 10370 1910 10570 1911 10770 1912 11000 1913 11070 1914 11120 1915 11130 1916 11140 1917 11140 1918 11390 1919 11640 1920 11960 1921 12400 1922 12960 1923 13360 1924 13750 1925 14150 1926 14480 1927 14760 1928 14850 1929 14990 1930 15620 1931 16080 1932 16490 1933 16930 1934 17300 1935 17710 1936 18050 1937 18430 1938 18740 1939 19100 1940 19380 1941 19710 1942 19960 1943 20260 1944 20480 1945 20760 1946 20950 1947 21070 1948 21180 1949 21270 1950 21350 1951 21230 1952 21390 1953 21540 1954 21690 1955 21830 1956 21590 1957 21180 1958 20730 1959 20340 1960 20100 1961 19920 1962 19830 1963 19780 1964 19720 1965 19550 1966 19410 1967 19200 1968 18910 1969 18560 1970 18170 1971 17700 1972 17170 1973 16650 1974 16170 1975 15840 1976 15550 1977 15370 1978 15200 1979 14990 1980 14710 1981 14350 1982 13920 1983 13450 1984 12970 1985 12530 1986 12100 1987 11680 1988 11300 1989 10930 1990 10590 1991 10290 1992 10000 1993 9749 1994 9469 1995 9171 1996 8838 1997 8496 1998 11990 1999 7737 2000 7347 2001 6961 2002 6569 2003 6199 2004 5858 2005 5550 2006 5268 2007 5003 2008 4765 2009 4524 2010 4294 2011 4070 2012 3839 2013 3633 2014 3467 2015 3333