Year Number of
1800 25370
1801 25370
1802 25370
1803 25370
1804 25370
1805 25370
1806 25370
1807 25370
1808 25370
1809 25370
1810 25370
1811 25380
1812 25390
1813 25410
1814 25440
1815 25470
1816 25510
1817 25550
1818 25600
1819 25660
1820 25730
1821 25800
1822 25880
1823 25960
1824 26060
1825 26150
1826 26260
1827 26370
1828 26490
1829 26620
1830 26750
1831 26890
1832 27040
1833 27180
1834 27320
1835 27460
1836 27610
1837 27750
1838 27900
1839 28050
1840 28190
1841 28340
1842 28490
1843 28640
1844 28790
1845 28940
1846 29090
1847 29250
1848 29400
1849 29560
1850 29710
1851 29880
1852 30050
1853 30220
1854 30400
1855 30570
1856 30750
1857 30920
1858 31100
1859 31280
1860 31460
1861 31640
1862 31820
1863 32000
1864 32180
1865 32370
1866 32550
1867 32740
1868 32930
1869 33120
1870 33310
1871 33500
1872 33690
1873 33880
1874 34070
1875 34270
1876 34460
1877 34660
1878 34860
1879 35060
1880 35260
1881 35460
1882 35660
1883 35860
1884 36070
1885 36270
1886 36480
1887 36690
1888 36900
1889 37110
1890 37320
1891 37530
1892 37750
1893 37960
1894 38180
1895 38400
1896 38610
1897 38820
1898 39030
1899 39230
1900 39420
1901 39620
1902 39800
1903 39980
1904 40160
1905 40320
1906 40490
1907 40640
1908 40800
1909 40940
1910 41080
1911 41220
1912 41360
1913 41500
1914 41630
1915 41770
1916 41910
1917 42040
1918 42160
1919 42280
1920 42400
1921 42510
1922 42630
1923 42750
1924 42870
1925 42990
1926 43110
1927 43230
1928 43360
1929 43480
1930 44190
1931 44900
1932 45600
1933 46300
1934 46990
1935 47680
1936 48360
1937 49040
1938 49720
1939 50400
1940 51070
1941 51740
1942 52400
1943 53060
1944 53720
1945 54370
1946 53680
1947 52990
1948 52280
1949 51400
1950 50670
1951 51210
1952 52470
1953 53570
1954 54860
1955 55970
1956 57060
1957 58120
1958 59780
1959 61460
1960 63120
1961 64730
1962 66270
1963 67730
1964 69120
1965 70480
1966 71870
1967 67780
1968 69800
1969 72100
1970 74960
1971 78200
1972 81510
1973 84860
1974 87880
1975 90460
1976 92960
1977 94280
1978 95040
1979 95860
1980 97500
1981 100500
1982 103800
1983 107600
1984 111800
1985 116500
1986 121400
1987 125300
1988 128200
1989 130600
1990 132700
1991 134700
1992 135100
1993 134200
1994 132600
1995 130800
1996 129600
1997 128500
1998 127500
1999 126600
2000 126000
2001 125200
2002 122900
2003 119500
2004 115600
2005 111700
2006 108200
2007 104400
2008 100700
2009 97320
2010 94380
2011 92090
2012 90230
2013 88940
2014 88350
2015 87970