Year	Years
1800	26.7
1801	26.7
1802	26.7
1803	26.7
1804	26.7
1805	26.7
1806	26.7
1807	26.7
1808	26.7
1809	26.7
1810	26.7
1811	26.7
1812	26.7
1813	26.7
1814	26.7
1815	26.7
1816	26.7
1817	26.7
1818	26.7
1819	26.7
1820	26.7
1821	26.7
1822	26.7
1823	26.7
1824	26.7
1825	26.7
1826	26.7
1827	26.7
1828	26.7
1829	26.7
1830	26.7
1831	26.7
1832	26.7
1833	26.7
1834	26.7
1835	26.7
1836	26.7
1837	26.7
1838	26.7
1839	26.7
1840	26.7
1841	26.7
1842	26.7
1843	26.7
1844	26.7
1845	26.7
1846	26.7
1847	26.7
1848	26.7
1849	26.7
1850	26.7
1851	26.7
1852	26.7
1853	26.7
1854	26.7
1855	26.7
1856	26.7
1857	26.7
1858	26.7
1859	26.7
1860	26.7
1861	26.7
1862	26.7
1863	26.7
1864	26.7
1865	26.7
1866	26.7
1867	26.7
1868	26.7
1869	26.7
1870	26.7
1871	26.69
1872	26.68
1873	26.68
1874	26.67
1875	26.66
1876	26.65
1877	26.65
1878	26.64
1879	26.63
1880	26.62
1881	26.61
1882	26.61
1883	26.6
1884	26.59
1885	26.58
1886	26.57
1887	26.57
1888	26.56
1889	26.55
1890	26.54
1891	26.54
1892	26.53
1893	26.52
1894	26.51
1895	26.5
1896	26.5
1897	26.49
1898	26.48
1899	26.47
1900	26.47
1901	26.46
1902	26.45
1903	26.44
1904	26.43
1905	26.43
1906	26.42
1907	26.41
1908	26.4
1909	26.39
1910	26.39
1911	26.38
1912	26.37
1913	26.36
1914	26.36
1915	26.35
1916	26.34
1917	26.33
1918	8.55
1919	26.32
1920	26.31
1921	26.3
1922	26.29
1923	26.29
1924	26.28
1925	26.27
1926	27.32
1927	28.39
1928	29.44
1929	30.49
1930	31.55
1931	32.61
1932	33.66
1933	34.71
1934	35.77
1935	36.81
1936	37.86
1937	38.92
1938	39.97
1939	41.01
1940	42.07
1941	43.11
1942	42.09
1943	36.21
1944	27.39
1945	44.01
1946	46.93
1947	48.87
1948	50.42
1949	51.48
1950	52.52
1951	52.7
1952	53.07
1953	53.45
1954	53.82
1955	54.19
1956	54.57
1957	54.94
1958	55.31
1959	55.69
1960	56.06
1961	56.43
1962	56.81
1963	57.18
1964	57.55
1965	57.92
1966	58.29
1967	58.67
1968	59.05
1969	59.43
1970	59.82
1971	60
1972	60.18
1973	60.37
1974	60.55
1975	60.72
1976	60.96
1977	61.21
1978	61.44
1979	61.68
1980	61.75
1981	61.8
1982	61.69
1983	62.1
1984	62.31
1985	62.52
1986	62.72
1987	62.91
1988	63.04
1989	63.19
1990	63.32
1991	63.49
1992	63.65
1993	63.86
1994	64.03
1995	64.26
1996	64.45
1997	64.61
1998	64.81
1999	65.01
2000	64.77
2001	65.43
2002	64.49
2003	65.66
2004	65.72
2005	65.62
2006	65.62
2007	65.62
2008	65.64
2009	65.55
2010	65.38
2011	65.44
2012	65.56
2013	65.62
2014	65.45
2015	65.33
2016	65.57
2017	65.69
2018	65.8