Year	Years
1800	438.5
1801	438.5
1802	438.5
1803	438.5
1804	438.5
1805	438.5
1806	438.5
1807	438.5
1808	438.5
1809	438.5
1810	438.5
1811	438.5
1812	438.5
1813	438.5
1814	438.5
1815	438.5
1816	438.5
1817	438.5
1818	438.5
1819	438.5
1820	438.5
1821	438.5
1822	438.5
1823	438.5
1824	438.5
1825	438.5
1826	438.5
1827	438.5
1828	438.5
1829	438.5
1830	438.5
1831	438.5
1832	438.5
1833	438.5
1834	438.5
1835	438.5
1836	438.5
1837	438.5
1838	438.5
1839	438.5
1840	438.5
1841	438.5
1842	438.5
1843	438.5
1844	438.5
1845	438.5
1846	438.5
1847	438.5
1848	438.5
1849	438.5
1850	438.5
1851	438.5
1852	438.5
1853	438.5
1854	438.5
1855	438.5
1856	438.5
1857	438.5
1858	438.5
1859	438.5
1860	438.5
1861	438.5
1862	438.5
1863	438.5
1864	438.5
1865	438.5
1866	438.5
1867	438.5
1868	438.5
1869	438.5
1870	438.5
1871	438.5
1872	438.5
1873	438.5
1874	438.5
1875	438.5
1876	438.5
1877	438.5
1878	438.5
1879	438.5
1880	438.5
1881	438.5
1882	438.5
1883	438.5
1884	438.5
1885	438.5
1886	438.5
1887	438.5
1888	438.5
1889	438.5
1890	438.5
1891	438.5
1892	438.5
1893	438.5
1894	438.4
1895	438.4
1896	438.3
1897	438.2
1898	438.1
1899	437.8
1900	437.5
1901	437.1
1902	436.7
1903	436.2
1904	435.6
1905	434.9
1906	434.2
1907	433.4
1908	432.6
1909	431.7
1910	430.7
1911	429.7
1912	428.7
1913	427.6
1914	426.6
1915	425.6
1916	424.6
1917	423.5
1918	422.5
1919	421.5
1920	420.4
1921	419.4
1922	418.4
1923	417.4
1924	416.3
1925	415.3
1926	414.3
1927	413.2
1928	412.2
1929	411.2
1930	410.2
1931	391.9
1932	374.4
1933	357.3
1934	339.7
1935	323.8
1936	308.3
1937	293.3
1938	292.6
1939	291.8
1940	301.1
1950	210.5
1951	203
1952	195.7
1953	188.8
1954	182.3
1955	176.1
1956	170
1957	164.1
1958	158.5
1959	153
1960	147.6
1961	142.5
1962	137.4
1963	132.5
1964	127.7
1965	123
1966	118.3
1967	113.6
1968	108.9
1969	104.2
1970	99.4
1971	94.7
1972	90.1
1973	85.6
1974	81.4
1975	77.4
1976	73.6
1977	70.2
1978	66.9
1979	63.8
1980	60.9
1981	58.1
1982	55.5
1983	53
1984	50.6
1985	48.2
1986	45.9
1987	43.6
1988	41.4
1989	39.2
1990	37.1
1991	35.1
1992	33.2
1993	31.5
1994	29.9
1995	28.4
1996	27.1
1997	25.9
1998	24.7
1999	23.6
2000	22.5
2001	21.5
2002	20.5
2003	19.5
2004	18.6
2005	17.8
2006	17
2007	16.3
2008	15.6
2009	15
2010	14.5
2011	14
2012	13.5
2013	13.1