Year Measure
1800 693.2
1801 693.2
1802 693.2
1803 693.2
1804 693.2
1805 693.2
1806 693.2
1807 693.2
1808 693.2
1809 693.2
1810 693.2
1811 693.2
1812 693.2
1813 693.2
1814 693.2
1815 693.2
1816 693.2
1817 693.2
1818 693.2
1819 693.2
1820 693.2
1821 693.2
1822 693.2
1823 693.2
1824 693.2
1825 693.2
1826 693.2
1827 693.2
1828 693.2
1829 693.2
1830 693.2
1831 693.2
1832 693.2
1833 693.2
1834 693.2
1835 693.2
1836 693.2
1837 693.2
1838 693.2
1839 693.2
1840 693.2
1841 770
1842 855.3
1843 950.2
1844 1055
1845 1172
1846 1302
1847 1447
1848 1607
1849 1785
1850 1983
1851 2118
1852 2263
1853 2417
1854 2581
1855 2757
1856 2945
1857 3146
1858 3360
1859 3589
1860 3833
1861 3965
1862 4101
1863 4242
1864 4387
1865 4538
1866 4693
1867 4854
1868 5021
1869 5193
1870 5371
1871 5467
1872 6105
1873 6639
1874 6660
1875 6391
1876 6278
1877 6901
1878 7401
1879 6185
1880 6492
1881 6524
1882 6318
1883 6056
1884 6416
1885 6216
1886 6241
1887 6246
1888 6159
1889 6414
1890 6508
1891 6466
1892 6586
1893 6565
1894 6202
1895 6311
1896 6911
1897 6845
1898 6906
1899 7002
1900 7448
1901 7319
1902 7691
1903 8192
1904 7920
1905 8405
1906 8938
1907 9253
1908 8378
1909 8267
1910 9213
1911 9520
1912 9027
1913 8929
1914 8992
1915 8966
1916 8873
1917 8679
1918 8510
1919 9154
1920 9776
1921 8886
1922 8389
1923 8915
1924 8912
1925 9170
1926 8500
1927 8115
1928 8909
1929 9119
1930 8595
1931 7755
1932 7499
1933 7930
1934 8262
1935 8594
1936 10120
1937 10570
1938 11200
1939 11190
1940 10920
1941 10620
1942 11720
1943 12010
1944 11900
1945 12010
1946 12410
1947 13600
1948 12010
1949 13030
1950 14650
1951 13260
1952 13510
1953 13610
1954 15150
1955 15120
1956 15600
1957 15670
1958 15920
1959 16690
1960 16400
1961 16890
1962 16860
1963 17560
1964 18050
1965 18850
1966 19690
1967 18510
1968 18270
1969 19950
1970 19390
1971 20060
1972 20540
1973 21530
1974 22320
1975 21640
1976 21920
1977 20780
1978 20850
1979 21290
1980 21400
1981 22330
1982 22570
1983 22930
1984 23820
1985 23870
1986 24290
1987 24330
1988 24160
1989 24300
1990 24100
1991 23520
1992 23500
1993 24750
1994 25740
1995 26440
1996 26960
1997 26940
1998 26720
1999 27760
2000 28020
2001 28700
2002 29680
2003 30370
2004 31150
2005 31420
2006 31990
2007 32770
2008 32200
2009 31310
2010 31490
2011 31680
2012 32290
2013 32760
2014 33540
2015 34270
2016 34880
2017 35490
2018 36080
2019 36710