Year Measure
1800 895
1801 896.5
1802 898.1
1803 899.6
1804 901.1
1805 902.7
1806 904.2
1807 905.7
1808 907.3
1809 908.8
1810 910.4
1811 911.9
1812 913.5
1813 915.1
1814 916.6
1815 918.2
1816 919.7
1817 921.3
1818 922.9
1819 924.5
1820 926
1821 927.6
1822 929.2
1823 930.8
1824 932.4
1825 934
1826 935.6
1827 937.2
1828 938.8
1829 940.4
1830 942
1831 943.6
1832 945.2
1833 946.8
1834 948.4
1835 950
1836 951.6
1837 953.3
1838 954.9
1839 956.5
1840 958.2
1841 959.8
1842 961.4
1843 963.1
1844 964.7
1845 966.4
1846 968
1847 969.7
1848 971.3
1849 973
1850 974.6
1851 976.3
1852 978
1853 979.6
1854 981.3
1855 983
1856 984.7
1857 986.3
1858 988
1859 989.7
1860 991.4
1861 993.1
1862 994.8
1863 996.5
1864 998.2
1865 999.9
1866 1002
1867 1003
1868 1005
1869 1007
1870 1008
1871 1010
1872 1012
1873 1014
1874 1015
1875 1017
1876 1019
1877 1021
1878 1022
1879 1024
1880 1026
1881 1028
1882 1029
1883 1031
1884 1033
1885 1035
1886 1036
1887 1038
1888 1040
1889 1042
1890 1043
1891 1045
1892 1047
1893 1049
1894 1051
1895 1052
1896 1054
1897 1056
1898 1058
1899 1060
1900 1061
1901 1063
1902 1065
1903 1067
1904 1069
1905 1070
1906 1072
1907 1074
1908 1076
1909 1078
1910 1080
1911 1081
1912 1083
1913 1085
1914 1087
1915 1089
1916 1091
1917 1093
1918 1094
1919 1096
1920 1098
1921 1100
1922 1102
1923 1104
1924 1106
1925 1108
1926 1109
1927 1111
1928 1113
1929 1115
1930 1117
1931 1119
1932 1121
1933 1123
1934 1125
1935 1127
1936 1129
1937 1130
1938 1132
1939 1134
1940 1136
1941 1138
1942 1140
1943 1142
1944 1144
1945 1146
1946 1148
1947 1150
1948 1152
1949 1154
1950 1156
1951 1152
1952 1150
1953 1151
1954 1197
1955 1076
1956 1136
1957 1126
1958 1233
1959 1104
1960 1222
1961 1314
1962 1401
1963 1486
1964 1567
1965 1641
1966 1737
1967 1811
1968 1884
1969 1957
1970 2028
1971 2089
1972 2093
1973 2085
1974 2157
1975 2218
1976 2192
1977 2625
1978 2620
1979 2962
1980 2857
1981 2509
1982 2539
1983 2401
1984 2217
1985 2378
1986 2193
1987 2081
1988 2073
1989 2090
1990 2001
1991 1984
1992 1960
1993 1944
1994 1950
1995 1951
1996 1941
1997 1921
1998 1930
1999 1941
2000 1915
2001 1940
2002 1947
2003 2046
2004 2107
2005 2139
2006 2365
2007 2385
2008 2569
2009 2649
2010 2720
2011 2801
2012 2593
2013 2642
2014 2719
2015 2813
2016 2912
2017 3030
2018 3155
2019 3286