Year	Years
1800	417.4
1801	417.4
1802	417.4
1803	417.4
1804	417.4
1805	417.4
1806	417.4
1807	417.4
1808	417.4
1809	417.4
1810	417.4
1811	417.4
1812	417.4
1813	417.4
1814	417.4
1815	417.4
1816	417.4
1817	417.4
1818	417.4
1819	417.4
1820	417.4
1821	417.4
1822	417.4
1823	417.4
1824	417.4
1825	417.4
1826	417.4
1827	417.4
1828	417.4
1829	417.4
1830	417.4
1831	417.4
1832	417.4
1833	417.4
1834	417.4
1835	417.4
1836	417.4
1837	417.4
1838	417.4
1839	417.4
1840	417.4
1841	417.4
1842	417.4
1843	417.4
1844	417.4
1845	417.4
1846	417.4
1847	417.4
1848	417.4
1849	417.4
1850	417.4
1851	417.4
1852	417.4
1853	417.4
1854	417.4
1855	417.4
1856	417.4
1857	417.4
1858	417.4
1859	417.4
1860	417.4
1861	417.4
1862	417.4
1863	417.4
1864	417.4
1865	417.4
1866	417.4
1867	417.4
1868	417.4
1869	417.4
1870	417.4
1871	417.4
1872	417.4
1873	417.4
1874	417.4
1875	417.4
1876	417.4
1877	417.4
1878	417.4
1879	417.4
1880	417.4
1881	417.4
1882	417.4
1883	417.4
1884	417.4
1885	417.4
1886	417.4
1887	417.4
1888	417.4
1889	417.4
1890	417.4
1891	417.4
1892	417.4
1893	417.4
1894	417.4
1895	417.4
1896	417.3
1897	417.2
1898	417.1
1899	416.8
1900	416.5
1901	416.2
1902	415.8
1903	415.3
1904	414.7
1905	414.1
1906	413.4
1907	412.6
1908	411.8
1909	411
1910	410.1
1911	409.1
1912	408.1
1913	407.1
1914	406.2
1924	227.8
1925	190.3
1926	238.8
1927	231.5
1928	203.5
1929	192.2
1930	160.4
1931	196
1933	229.6
1934	180.9
1935	253.2
1936	247.9
1937	242.5
1938	253.2
1939	263.5
1940	227.8
1941	242.5
1942	249.7
1943	255
1944	251.5
1945	244.3
1946	242.5
1947	224.1
1948	216.6
1949	212.8
1950	194.1
1951	186.6
1952	169.7
1953	186.6
1959	129.7
1960	126.7
1961	123.9
1962	121
1963	118.2
1964	115.4
1965	112.6
1966	109.6
1967	106.5
1968	103.2
1969	99.9
1970	96.5
1971	93.1
1972	89.6
1973	86
1974	82.2
1975	78.1
1976	73.9
1977	69.6
1978	65.4
1979	61.2
1980	57.4
1981	53.8
1982	50.5
1983	47.5
1984	44.8
1985	42.5
1986	40.6
1987	38.9
1988	37.5
1989	36.3
1990	35.2
1991	34.2
1992	33.2
1993	32.1
1994	31.1
1995	30
1996	28.9
1997	27.9
1998	26.9
1999	26
2000	25.1
2001	24.3
2002	23.6
2003	22.9
2004	22.3
2005	21.6
2006	21
2007	20.4
2008	19.8
2009	19.2
2010	18.6
2011	18
2012	17.4
2013	16.9