1780 NA
1781 NA
1782 NA
1783 NA
1784 NA
1785 NA
1786 NA
1787 NA
1788 NA
1789 NA
1790 NA
1791 NA
1792 NA
1793 NA
1794 NA
1795 NA
1796 NA
1797 NA
1798 NA
1799 NA
1800 NA
1801 NA
1802 NA
1803 NA
1804 NA
1805 NA
1806 NA
1807 NA
1808 NA
1809 NA
1810 NA
1811 NA
1812 NA
1813 NA
1814 NA
1815 NA
1816 NA
1817 4496.2
1818 4725.7
1819 5230.1
1820 5230.1
1821 5740.9
1822 3072.3
1823 5867.9
1824 6012.1
1825 7166.9
1826 4610.3
1827 NA
1828 3694.5
1829 6239.4
1830 5336.8
1831 4012
1832 NA
1833 4012
1834 NA
1835 NA
1836 NA
1837 3401.6
1838 4467.8
1839 NA
1840 12888.6
1841 NA
1842 NA
1843 8875.6
1844 NA
1845 5820.1
1846 NA
1847 6687.9
1848 7149.6
1849 5506.2
1850 3985.1
1851 5428.9
1852 NA
1853 NA
1854 NA
1855 NA
1856 NA
1857 5584
1858 5124.5
1859 5772.6
1860 NA
1861 NA
1862 5352.1
1863 6891.5
1864 NA
1865 6190.4
1866 5740.9
1867 5552.8
1868 NA
1869 4682.3
1870 NA
1871 NA
1872 NA
1873 NA
1874 3785.8
1875 4682.3
1876 5049.6
1877 NA
1878 5184.7
1879 6060.5
1880 4230.2
1881 3540.2
1882 NA
1883 6044.3
1884 NA
1885 5275.7
1886 NA
1887 5079.4
1888 7499.9
1889 8894.6
1890 NA
1891 NA
1892 5915.8
1893 4052.5
1894 4093.2
1895 5230.1
1896 9220.1
1897 5630.9
1898 5428.9
1899 5867.9
1900 NA
1901 6012.1
1902 6387.4
1903 NA
1904 5245.3
1905 4610.3
1906 5740.9
1907 8932.7
1908 3720.5
1909 4369.3
1910 9297.3
1911 4327.4
1912 5124.5
1913 6133.8
1914 7536.6
1915 NA
1916 5787
1917 NA
1918 5663
1919 8539
1920 4799.6
1921 NA
1922 5755.9
1923 7380.4
1924 NA
1925 6424
1926 7676.5
1927 5755.9
1928 NA
1929 NA
1930 NA
1931 6326.6
1932 NA
1933 7676.5
1934 NA
1935 10219
1936 8392.5
1937 6987.7
1938 4770.9
1939 5448.9
1940 6262
1941 NA
1942 4857.1
1943 NA
1944 7554
1945 5216.5
1946 NA
1947 5589.3
1948 7051.5
1949 5064.5
1950 5700.2
1951 9790.7
1952 4855.1
1953 NA
1954 7511.3
1955 7709.6
1956 5355
1957 6071.2
1958 8430
1959 5908.6
1960 NA
1961 4391.5
1962 4321
1963 7619.2
1964 5989.7
1965 4825.5
1966 5094.7
1967 4167.6
1968 NA
1969 NA
1970 NA
1971 6220.1
1972 6820.1
1973 4568.6
1974 4456.3
1975 NA
1976 8443.9
1977 NA
1978 7532
1979 NA
1980 4579.4
1981 5676.2
1982 7828.5
1983 NA
1984 5149.6
1985 NA
1986 6817.9
1987 NA
1988 NA
1989 5241.5
1990 5355.4
1991 4784.7
1992 5701.7
1993 NA
1994 10091.1
1995 5106.9
1996 7568
1997 6662.3
1998 3818.2
1999 4972.5
2000 6919.5
2001 6702.3
2002 9479
2003 11022.2
2004 5293.2
2005 4344.3
2006 4448.6
2007 3923.4
2008 5786
2009 6465.8
2010 6016.7
2011 6652.3
2012 5144.3
2013 NA
2014 6877
2015 NA
2016 NA
2017 NA
2018 NA
2019 NA
2020 NA
2021 NA
