Year Measure
1800 914.5
1801 915.5
1802 916.5
1803 917.4
1804 918.4
1805 919.4
1806 920.3
1807 921.3
1808 922.3
1809 923.3
1810 924.2
1811 925.2
1812 926.2
1813 927.2
1814 928.2
1815 929.1
1816 930.1
1817 931.1
1818 932.1
1819 933.1
1820 934.1
1821 935.1
1822 936.1
1823 937
1824 938
1825 939
1826 940
1827 941
1828 942
1829 943
1830 944
1831 945
1832 946
1833 947
1834 948
1835 949
1836 950
1837 951
1838 952
1839 953
1840 954
1841 955.1
1842 956.1
1843 957.1
1844 958.1
1845 959.1
1846 960.1
1847 961.1
1848 962.2
1849 963.2
1850 964.2
1851 965.2
1852 966.2
1853 967.3
1854 968.3
1855 969.3
1856 970.3
1857 971.4
1858 972.4
1859 973.4
1860 974.5
1861 975.5
1862 976.5
1863 977.5
1864 978.6
1865 979.6
1866 980.7
1867 981.7
1868 982.7
1869 983.8
1870 984.8
1871 985.9
1872 986.9
1873 987.9
1874 989
1875 990
1876 991.1
1877 992.1
1878 993.2
1879 994.2
1880 995.3
1881 996.3
1882 997.4
1883 998.5
1884 999.5
1885 1001
1886 1002
1887 1003
1888 1004
1889 1005
1890 1006
1891 1007
1892 1008
1893 1009
1894 1010
1895 1011
1896 1012
1897 1013
1898 1014
1899 1015
1900 1017
1901 1018
1902 1019
1903 1020
1904 1021
1905 1022
1906 1023
1907 1024
1908 1025
1909 1026
1910 1027
1911 1028
1912 1030
1913 1031
1914 1032
1915 1033
1916 1034
1917 1035
1918 1036
1919 1037
1920 1038
1921 1039
1922 1041
1923 1042
1924 1043
1925 1044
1926 1045
1927 1046
1928 1047
1929 1048
1930 1049
1931 1050
1932 1072
1933 1093
1934 1115
1935 1138
1936 1161
1937 1184
1938 1208
1939 1233
1940 1257
1941 1283
1942 1309
1943 1335
1944 1362
1945 1390
1946 1418
1947 1446
1948 1476
1949 1505
1950 1536
1951 1581
1952 1587
1953 1664
1954 1692
1955 1768
1956 1896
1957 1996
1958 1975
1959 2018
1960 2024
1961 2081
1962 2058
1963 2029
1964 2032
1965 2112
1966 2041
1967 1979
1968 1685
1969 2180
1970 2591
1971 2725
1972 2855
1973 2842
1974 2816
1975 2749
1976 2640
1977 2397
1978 2271
1979 2278
1980 2430
1981 2633
1982 2598
1983 2536
1984 2392
1985 2462
1986 2423
1987 2364
1988 2458
1989 2506
1990 2604
1991 2678
1992 2382
1993 2357
1994 2526
1995 2484
1996 2694
1997 2720
1998 2757
1999 2700
2000 2592
2001 2612
2002 2370
2003 1962
2004 1845
2005 1737
2006 1675
2007 1612
2008 1323
2009 1391
2010 1502
2011 1626
2012 1753
2013 1785
2014 1841
2015 1902
2016 1972
2017 2031
2018 2089
2019 2149