Year Measure
1800 758.1
1801 758.1
1802 758.1
1803 758.1
1804 758.1
1805 758.1
1806 758.1
1807 758.1
1808 758.1
1809 758.1
1810 758.1
1811 758.1
1812 758.1
1813 758.1
1814 758.1
1815 758.1
1816 758.1
1817 758.1
1818 758.1
1819 758.1
1820 758.1
1821 759.9
1822 761.8
1823 763.6
1824 765.5
1825 767.3
1826 769.2
1827 771.1
1828 773
1829 774.8
1830 776.7
1831 778.6
1832 780.5
1833 782.4
1834 784.3
1835 786.2
1836 788.2
1837 790.1
1838 792
1839 793.9
1840 795.9
1841 797.8
1842 799.7
1843 801.7
1844 803.6
1845 805.6
1846 807.6
1847 809.5
1848 811.5
1849 813.5
1850 815.5
1851 817.4
1852 819.4
1853 821.4
1854 823.4
1855 825.4
1856 827.5
1857 829.5
1858 831.5
1859 833.5
1860 835.5
1861 837.6
1862 839.6
1863 841.7
1864 843.7
1865 845.8
1866 847.8
1867 849.9
1868 852
1869 854
1870 856.1
1871 858.2
1872 860.3
1873 862.4
1874 864.5
1875 866.6
1876 868.7
1877 870.8
1878 872.9
1879 875.1
1880 877.2
1881 879.3
1882 881.5
1883 883.6
1884 885.8
1885 887.9
1886 890.1
1887 892.3
1888 894.4
1889 896.6
1890 898.8
1891 901
1892 903.2
1893 905.4
1894 907.6
1895 909.8
1896 912
1897 914.2
1898 916.5
1899 918.7
1900 920.9
1901 923.2
1902 925.4
1903 927.7
1904 929.9
1905 932.2
1906 939.5
1907 982.5
1908 1018
1909 1051
1910 1089
1911 1120
1912 1153
1913 1180
1914 1194
1915 1218
1916 1249
1917 1268
1918 1306
1919 1381
1920 1439
1921 1485
1922 1547
1923 1605
1924 1655
1925 1701
1926 1820
1927 1937
1928 2029
1929 2049
1930 2007
1931 1951
1932 2057
1933 2148
1934 2258
1935 2286
1936 2380
1937 2388
1938 2515
1939 2602
1940 2589
1941 2563
1942 2500
1943 2443
1944 2543
1945 2594
1946 2774
1947 2808
1948 2812
1949 2983
1950 3027
1951 3014
1952 3108
1953 3166
1954 3291
1955 3314
1956 3364
1957 3368
1958 3323
1959 3452
1960 3477
1961 3542
1962 3613
1963 3615
1964 3721
1965 3756
1966 3853
1967 3883
1968 4016
1969 4163
1970 4331
1971 4488
1972 4732
1973 4951
1974 5157
1975 5201
1976 5372
1977 5531
1978 5936
1979 6180
1980 6348
1981 6413
1982 6374
1983 6387
1984 6480
1985 6572
1986 6841
1987 7107
1988 7315
1989 7458
1990 7686
1991 7714
1992 7892
1993 8183
1994 8442
1995 8717
1996 8730
1997 8867
1998 8757
1999 8235
2000 8334
2001 8317
2002 8342
2003 8531
2004 8814
2005 9141
2006 9637
2007 10180
2008 10420
2009 10460
2010 10750
2011 11330
2012 11670
2013 12030
2014 12420
2015 12820
2016 13240
2017 13680
2018 14130
2019 14590