Year Years
1800 36.1
1801 36.1
1802 36.1
1803 36.1
1804 36.1
1805 36.1
1806 36.1
1807 36.1
1808 36.1
1809 36.1
1810 36.1
1811 36.1
1812 36.1
1813 36.1
1814 36.1
1815 36.1
1816 36.1
1817 36.1
1818 36.1
1819 36.1
1820 36.1
1821 36.1
1822 36.1
1823 36.1
1824 36.1
1825 36.1
1826 36.1
1827 36.1
1828 36.1
1829 36.1
1830 36.1
1831 36.1
1832 36.1
1833 36.1
1834 36.1
1835 36.1
1836 36.1
1837 36.1
1838 36.1
1839 36.1
1840 36.1
1841 36.1
1842 36.1
1843 36.1
1844 36.1
1845 36.1
1846 36.1
1847 36.1
1848 36.1
1849 36.1
1850 36.1
1851 36.1
1852 36.1
1853 36.1
1854 36.1
1855 36.1
1856 36.1
1857 36.1
1858 36.1
1859 36.1
1860 36.1
1861 36.1
1862 36.1
1863 36.1
1864 36.1
1865 36.1
1866 36.1
1867 36.1
1868 36.1
1869 36.1
1870 36.1
1871 36.11
1872 36.11
1873 36.12
1874 36.13
1875 36.13
1876 36.14
1877 36.14
1878 36.15
1879 36.16
1880 36.16
1881 36.17
1882 36.18
1883 36.18
1884 36.19
1885 36.19
1886 36.2
1887 36.21
1888 36.21
1889 36.22
1890 36.23
1891 36.23
1892 36.24
1893 36.24
1894 36.25
1895 36.26
1896 36.26
1897 36.27
1898 36.28
1899 36.28
1900 36.29
1901 36.29
1902 36.3
1903 36.31
1904 36.31
1905 36.32
1906 36.33
1907 36.33
1908 36.34
1909 36.34
1910 36.35
1911 36.36
1912 36.36
1913 36.37
1914 36.38
1915 36.38
1916 36.39
1917 36.39
1918 19.97
1919 36.41
1920 36.41
1921 36.95
1922 37.49
1923 38.03
1924 38.57
1925 39.11
1926 39.65
1927 40.18
1928 40.73
1929 41.27
1930 41.81
1931 42.35
1932 42.89
1933 43.43
1934 43.97
1935 44.52
1936 45.06
1937 45.59
1938 46.14
1939 46.68
1940 47.23
1941 46.57
1942 45.19
1943 43.92
1944 42.76
1945 42.73
1946 48.63
1947 51.17
1948 52.2
1949 53.02
1950 53.78
1951 54.28
1952 55.25
1953 56.19
1954 57.07
1955 57.92
1956 58.72
1957 59.48
1958 60.21
1959 60.92
1960 61.58
1961 62.23
1962 62.86
1963 63.48
1964 64.09
1965 64.69
1966 65.29
1967 65.87
1968 66.42
1969 66.95
1970 67.45
1971 67.78
1972 68.08
1973 68.37
1974 68.64
1975 68.87
1976 69.04
1977 69.17
1978 69.28
1979 69.37
1980 69.39
1981 69.4
1982 69.48
1983 69.67
1984 70.02
1985 70.23
1986 70.32
1987 70.29
1988 70.21
1989 70.3
1990 70.57
1991 70.74
1992 70.81
1993 70.81
1994 71.09
1995 71.19
1996 71.47
1997 71.63
1998 71.7
1999 71.94
2000 72.23
2001 72.28
2002 72.5
2003 72.57
2004 72.7
2005 72.89
2006 73.11
2007 73.33
2008 73.54
2009 73.68
2010 74.01
2011 74.21
2012 74.22
2013 74.29
2014 74.44
2015 74.63
2016 74.87
2017 75.02
2018 75.17