Year Total
1800 5.95
1801 5.95
1802 5.95
1803 5.95
1804 5.95
1805 5.95
1806 5.95
1807 5.95
1808 5.95
1809 5.95
1810 5.95
1811 5.95
1812 5.95
1813 5.95
1814 5.95
1815 5.95
1816 5.95
1817 5.95
1818 5.95
1819 5.95
1820 5.95
1821 5.95
1822 5.95
1823 5.95
1824 5.95
1825 5.95
1826 5.95
1827 5.95
1828 5.95
1829 5.95
1830 5.95
1831 5.95
1832 5.95
1833 5.95
1834 5.95
1835 5.95
1836 5.95
1837 5.95
1838 5.95
1839 5.95
1840 5.95
1841 5.95
1842 5.95
1843 5.95
1844 5.95
1845 5.95
1846 5.95
1847 5.95
1848 5.95
1849 5.95
1850 5.95
1851 5.95
1852 5.95
1853 5.95
1854 5.95
1855 5.95
1856 5.95
1857 5.95
1858 5.95
1859 5.95
1860 5.95
1861 5.95
1862 5.95
1863 5.95
1864 5.95
1865 5.95
1866 5.95
1867 5.95
1868 5.95
1869 5.95
1870 5.95
1871 5.95
1872 5.95
1873 5.95
1874 5.95
1875 5.95
1876 5.95
1877 5.95
1878 5.95
1879 5.95
1880 5.95
1881 5.92
1882 5.89
1883 5.86
1884 5.82
1885 5.79
1886 5.76
1887 5.76
1888 5.75
1889 5.75
1890 5.75
1891 5.75
1892 5.74
1893 5.74
1894 5.74
1895 5.73
1896 5.73
1897 5.73
1898 5.73
1899 5.73
1900 5.73
1901 5.73
1902 5.72
1903 5.72
1904 5.72
1905 5.72
1906 5.72
1907 5.72
1908 5.72
1909 5.71
1910 5.71
1911 5.71
1912 5.71
1913 5.71
1914 5.7
1915 5.7
1916 5.7
1917 5.71
1918 5.72
1919 5.73
1920 5.74
1921 5.76
1922 5.77
1923 5.78
1924 5.79
1925 5.8
1926 5.81
1927 5.82
1928 5.83
1929 5.85
1930 5.86
1931 5.87
1932 5.88
1933 5.89
1934 5.91
1935 5.92
1936 5.93
1937 5.93
1938 5.93
1939 5.93
1940 5.92
1941 5.92
1942 5.92
1943 5.92
1944 5.92
1945 5.92
1946 5.92
1947 5.91
1948 5.91
1949 5.9
1950 5.9
1951 5.9
1952 5.9
1953 5.9
1954 5.9
1955 5.9
1956 5.9
1957 5.9
1958 5.9
1959 5.9
1960 5.91
1961 5.9
1962 5.89
1963 5.88
1964 5.86
1965 5.83
1966 5.79
1967 5.75
1968 5.7
1969 5.65
1970 5.59
1971 5.52
1972 5.44
1973 5.36
1974 5.28
1975 5.19
1976 5.11
1977 5.03
1978 4.96
1979 4.89
1980 4.83
1981 4.77
1982 4.7
1983 4.64
1984 4.56
1985 4.48
1986 4.4
1987 4.31
1988 4.22
1989 4.13
1990 4.05
1991 3.96
1992 3.88
1993 3.8
1994 3.72
1995 3.65
1996 3.58
1997 3.51
1998 3.45
1999 3.38
2000 3.31
2001 3.24
2002 3.18
2003 3.11
2004 3.04
2005 2.97
2006 2.9
2007 2.82
2008 2.75
2009 2.67
2010 2.6
2011 2.53
2012 2.48
2013 2.43
2014 2.38
2015 2.35
2016 2.33
2017 2.3
2018 2.28