Year Number of
1800 18110
1801 18110
1802 18110
1803 18110
1804 18110
1805 18110
1806 18110
1807 18110
1808 18110
1809 18110
1810 18110
1811 18120
1812 18130
1813 18160
1814 18190
1815 18220
1816 18270
1817 18330
1818 18390
1819 18460
1820 18540
1821 18630
1822 18720
1823 18830
1824 18940
1825 19060
1826 19190
1827 19330
1828 19480
1829 19640
1830 19800
1831 19980
1832 20150
1833 20330
1834 20510
1835 20690
1836 20870
1837 21060
1838 21240
1839 21430
1840 21620
1841 21810
1842 22000
1843 22200
1844 22400
1845 22590
1846 22790
1847 22990
1848 23200
1849 23400
1850 23610
1851 23820
1852 24030
1853 24240
1854 24450
1855 24670
1856 24890
1857 25110
1858 25330
1859 25560
1860 25780
1861 26010
1862 26240
1863 26470
1864 26700
1865 26940
1866 27180
1867 27420
1868 27660
1869 27910
1870 28150
1871 28400
1872 28650
1873 28900
1874 29150
1875 29410
1876 29670
1877 29930
1878 30190
1879 30460
1880 30730
1881 33070
1882 33990
1883 34910
1884 35850
1885 36800
1886 36080
1887 35340
1888 34590
1889 33820
1890 33030
1891 34030
1892 35050
1893 36080
1894 37120
1895 38180
1896 37960
1897 37740
1898 37500
1899 37250
1900 36990
1901 37020
1902 37040
1903 37050
1904 37050
1905 37040
1906 37030
1907 37000
1908 36970
1909 36940
1910 36900
1911 36840
1912 36790
1913 36740
1914 36680
1915 37620
1916 38570
1917 39540
1918 40510
1919 41490
1920 41300
1921 40040
1922 38820
1923 37610
1924 36430
1925 35040
1926 33690
1927 32360
1928 31070
1929 29800
1930 28540
1931 27420
1932 26330
1933 25270
1934 24240
1935 23230
1936 22260
1937 21310
1938 20380
1939 19490
1940 18620
1941 17720
1942 16860
1943 16020
1944 15220
1945 14430
1946 13680
1947 12950
1948 12240
1949 11560
1950 10850
1951 10480
1952 10010
1953 9574
1954 9157
1955 8762
1956 8386
1957 8030
1958 7688
1959 7360
1960 7041
1961 6339
1962 5700
1963 5121
1964 4598
1965 4134
1966 3729
1967 3379
1968 3079
1969 2820
1970 2594
1971 2465
1972 2343
1973 2224
1974 2109
1975 1994
1976 1885
1977 1782
1978 1685
1979 1594
1980 1507
1981 1385
1982 1345
1983 1304
1984 1261
1985 1187
1986 1105
1987 999
1988 900
1989 802
1990 714
1991 639
1992 572
1993 522
1994 482
1995 458
1996 448
1997 453
1998 456
1999 454
2000 437
2001 403
2002 355
2003 304
2004 263
2005 240
2006 234
2007 242
2008 255
2009 263
2010 263
2011 248
2012 229
2013 205
2014 182
2015 165