Year Number of
1800 22560
1801 22580
1802 22590
1803 22610
1804 22630
1805 22640
1806 22660
1807 22680
1808 22690
1809 22710
1810 22730
1811 22750
1812 22780
1813 22820
1814 22870
1815 22920
1816 22980
1817 23050
1818 23130
1819 23210
1820 23310
1821 23410
1822 23510
1823 23630
1824 23750
1825 23890
1826 24030
1827 24180
1828 24330
1829 24500
1830 24670
1831 24860
1832 25040
1833 25220
1834 25410
1835 25600
1836 25790
1837 25980
1838 26170
1839 26360
1840 26560
1841 26760
1842 26950
1843 27150
1844 27350
1845 27560
1846 27760
1847 27960
1848 28170
1849 28380
1850 28590
1851 28800
1852 29010
1853 29220
1854 29440
1855 29650
1856 29870
1857 30090
1858 30310
1859 30530
1860 30760
1861 30990
1862 31230
1863 31480
1864 31740
1865 32010
1866 32280
1867 32570
1868 32870
1869 33170
1870 33490
1871 33810
1872 34150
1873 34450
1874 34810
1875 35180
1876 35560
1877 35930
1878 36340
1879 36760
1880 37190
1881 37610
1882 38050
1883 38500
1884 38940
1885 39390
1886 39850
1887 40310
1888 40780
1889 41260
1890 41740
1891 42230
1892 42720
1893 43220
1894 43730
1895 44240
1896 44750
1897 45260
1898 45770
1899 46280
1900 46790
1901 47290
1902 47790
1903 48290
1904 48790
1905 49290
1906 49780
1907 50260
1908 50740
1909 51230
1910 51710
1911 52190
1912 52680
1913 53330
1914 54170
1915 55190
1916 56230
1917 57290
1918 58370
1919 59480
1920 60600
1921 61740
1922 62910
1923 64100
1924 65300
1925 66540
1926 68140
1927 69780
1928 71460
1929 73180
1930 76320
1931 79440
1932 82540
1933 85620
1934 88690
1935 91750
1936 94780
1937 97800
1938 100800
1939 103800
1940 106800
1941 109300
1942 167800
1943 162900
1944 158200
1945 153400
1946 148800
1947 144200
1948 139500
1949 134800
1950 78900
1951 92320
1952 99840
1953 101100
1954 97040
1955 89380
1956 80890
1957 70680
1958 60810
1959 53010
1960 48400
1961 46020
1962 46800
1963 49260
1964 51770
1965 53340
1966 54090
1967 54110
1968 53440
1969 52320
1970 51000
1971 49420
1972 47410
1973 45230
1974 43300
1975 41810
1976 40850
1977 40330
1978 40070
1979 39800
1980 39280
1981 38740
1982 37950
1983 37140
1984 36390
1985 35750
1986 35370
1987 35210
1988 35120
1989 35150
1990 35200
1991 35080
1992 34900
1993 34890
1994 34910
1995 35150
1996 35530
1997 36130
1998 36680
1999 37070
2000 37180
2001 37060
2002 36750
2003 36440
2004 36190
2005 36250
2006 36710
2007 37460
2008 38340
2009 39180
2010 39740
2011 39870
2012 39810
2013 39560
2014 39100
2015 38680