Year	Years
1800	32.6
1801	32.6
1802	32.6
1803	32.6
1804	32.6
1805	32.6
1806	32.6
1807	32.6
1808	32.6
1809	32.6
1810	32.6
1811	32.6
1812	32.6
1813	32.6
1814	32.6
1815	32.6
1816	32.6
1817	32.6
1818	32.6
1819	32.6
1820	32.6
1821	32.6
1822	32.6
1823	32.6
1824	32.6
1825	32.6
1826	32.6
1827	32.6
1828	32.6
1829	32.6
1830	32.6
1831	32.6
1832	32.6
1833	32.6
1834	32.6
1835	32.6
1836	32.6
1837	32.6
1838	32.6
1839	32.6
1840	32.6
1841	32.6
1842	32.6
1843	32.6
1844	32.6
1845	32.6
1846	32.6
1847	32.6
1848	32.6
1849	32.6
1850	32.6
1851	32.6
1852	32.6
1853	32.6
1854	32.6
1855	32.6
1856	32.6
1857	32.6
1858	32.6
1859	32.6
1860	32.6
1861	32.6
1862	32.6
1863	32.6
1864	32.6
1865	32.6
1866	32.6
1867	32.6
1868	32.6
1869	32.6
1870	32.6
1871	32.64
1872	32.69
1873	32.73
1874	32.78
1875	32.82
1876	32.86
1877	32.91
1878	32.95
1879	33
1880	33.04
1881	33.08
1882	33.13
1883	33.17
1884	33.21
1885	33.26
1886	33.3
1887	33.35
1888	33.39
1889	33.43
1890	33.48
1891	33.52
1892	33.57
1893	33.61
1894	33.65
1895	33.7
1896	33.74
1897	33.79
1898	33.83
1899	33.87
1900	33.92
1901	33.96
1902	34
1903	34.05
1904	34.09
1905	34.14
1906	34.18
1907	34.22
1908	34.27
1909	34.31
1910	34.36
1911	34.4
1912	34.44
1913	34.49
1914	34.53
1915	34.58
1916	34.62
1917	34.66
1918	13.42
1919	34.75
1920	34.79
1921	34.84
1922	34.88
1923	34.93
1924	34.97
1925	35.01
1926	35.06
1927	35.1
1928	35.15
1929	35.19
1930	35.23
1931	35.28
1932	35.32
1933	35.37
1934	35.41
1935	35.45
1936	35.5
1937	35.54
1938	35.58
1939	35.63
1940	35.67
1941	35.72
1942	35.76
1943	35.8
1944	35.85
1945	35.89
1946	37.84
1947	39.79
1948	41.75
1949	43.71
1950	45.68
1951	45.97
1952	46.48
1953	47
1954	47.52
1955	48.04
1956	48.56
1957	49.08
1958	49.59
1959	50.09
1960	50.59
1961	51.07
1962	51.55
1963	52.02
1964	52.46
1965	52.93
1966	53.41
1967	53.93
1968	54.48
1969	55.06
1970	55.64
1971	56.08
1972	56.55
1973	56.99
1974	57.36
1975	57.64
1976	57.92
1977	58.03
1978	58.06
1979	58.16
1980	57.78
1981	57.72
1982	57.45
1983	57.25
1984	56.85
1985	56.31
1986	55.62
1987	55.03
1988	54.67
1989	53.54
1990	52.27
1991	50.82
1992	49.53
1993	48.58
1994	47.48
1995	46.45
1996	45.67
1997	45.14
1998	44.65
1999	44.26
2000	44.15
2001	43.87
2002	44.4
2003	44.6
2004	45.27
2005	45.99
2006	46.72
2007	47.81
2008	49.4
2009	50.72
2010	52.02
2011	53.19
2012	54.45
2013	55.7
2014	56.97
2015	58.08
2016	58.76
2017	59.13
2018	59.45