Year	Measure
1800	666.6
1801	666.6
1802	666.6
1803	666.6
1804	666.6
1805	666.6
1806	666.6
1807	666.6
1808	666.6
1809	666.6
1810	666.6
1811	666.6
1812	666.6
1813	666.6
1814	666.6
1815	666.6
1816	666.6
1817	666.6
1818	666.6
1819	666.6
1820	666.6
1821	673.4
1822	680.2
1823	687
1824	693.9
1825	700.9
1826	708
1827	715.1
1828	722.3
1829	729.6
1830	737
1831	744.4
1832	751.9
1833	759.5
1834	767.1
1835	774.8
1836	782.7
1837	790.5
1838	798.5
1839	806.5
1840	814.7
1841	822.9
1842	831.2
1843	839.6
1844	848
1845	856.6
1846	865.2
1847	873.9
1848	882.7
1849	891.6
1850	900.6
1851	909.7
1852	918.8
1853	928.1
1854	937.4
1855	946.9
1856	956.4
1857	966.1
1858	975.8
1859	985.6
1860	995.6
1861	1006
1862	1016
1863	1026
1864	1036
1865	1047
1866	1057
1867	1068
1868	1079
1869	1090
1870	1101
1871	1112
1872	1123
1873	1134
1874	1146
1875	1157
1876	1169
1877	1181
1878	1192
1879	1204
1880	1217
1881	1229
1882	1241
1883	1254
1884	1266
1885	1279
1886	1292
1887	1305
1888	1318
1889	1332
1890	1345
1891	1358
1892	1372
1893	1386
1894	1400
1895	1414
1896	1428
1897	1443
1898	1457
1899	1472
1900	1487
1901	1502
1902	1517
1903	1532
1904	1548
1905	1563
1906	1579
1907	1595
1908	1611
1909	1627
1910	1644
1911	1660
1912	1677
1913	1694
1914	1711
1915	1728
1916	1745
1917	1763
1918	1781
1919	1799
1920	1817
1921	1835
1922	1854
1923	1872
1924	1891
1925	1910
1926	1930
1927	1949
1928	1969
1929	1989
1930	2009
1931	2029
1932	2049
1933	2070
1934	2091
1935	2112
1936	2133
1937	2155
1938	2176
1939	2198
1940	2220
1941	2243
1942	2265
1943	2288
1944	2311
1945	2335
1946	2328
1947	2341
1948	2338
1949	2337
1950	2348
1951	2344
1952	2435
1953	2317
1954	2463
1955	2321
1956	2477
1957	2285
1958	2418
1959	2259
1960	2357
1961	2215
1962	2377
1963	2176
1964	2081
1965	2059
1966	2004
1967	1921
1968	1955
1969	1976
1970	2025
1971	2135
1972	2189
1973	2266
1974	2387
1975	2312
1976	2489
1977	2480
1978	2577
1979	2741
1980	2928
1981	2804
1982	2661
1983	2631
1984	2587
1985	2539
1986	2483
1987	2412
1988	2380
1989	2355
1990	2306
1991	2271
1992	1927
1993	1850
1994	1667
1995	1720
1996	1759
1997	1775
1998	1782
1999	1797
2000	1779
2001	1725
2002	1681
2003	1654
2004	1562
2005	1555
2006	1564
2007	1590
2008	1577
2009	1596
2010	1520
2011	1580
2012	1603
2013	1648
2014	1691
2015	1735
2016	1781
2017	1828
2018	1878
2019	1929