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 NA
1818 NA
1819 NA
1820 NA
1821 NA
1822 NA
1823 NA
1824 NA
1825 NA
1826 NA
1827 NA
1828 NA
1829 NA
1830 NA
1831 NA
1832 NA
1833 NA
1834 NA
1835 NA
1836 NA
1837 NA
1838 NA
1839 NA
1840 NA
1841 NA
1842 NA
1843 NA
1844 NA
1845 NA
1846 NA
1847 NA
1848 NA
1849 NA
1850 NA
1851 NA
1852 NA
1853 NA
1854 NA
1855 NA
1856 NA
1857 NA
1858 NA
1859 NA
1860 NA
1861 NA
1862 NA
1863 NA
1864 NA
1865 NA
1866 NA
1867 NA
1868 NA
1869 NA
1870 NA
1871 NA
1872 NA
1873 NA
1874 NA
1875 NA
1876 NA
1877 NA
1878 NA
1879 -1.20438691082503
1880 -0.643447484655981
1881 -0.41670563051483
1882 -0.542717371814546
1883 -0.244681802332305
1884 -1.15876301352999
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1888 0.00838662112263557
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1890 1.25651201758736
1891 0.314509171804716
1892 1.1958871042017
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1896 0.728237558190589
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1899 1.53176367864591
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1901 -0.864164599306727
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1910 1.05201083476612
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1913 -0.147869193464517
1914 -1.36303634936449
1915 0.0795119888053909
1916 -0.502994725150612
1917 -1.06440432146405
1918 0.38173564866188
1919 0.304353724283917
1920 0.100665216773268
1921 0.121734916221446
1922 0.7564392439515
1923 -1.31579162890229
1924 1.43764916553937
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1926 -0.989402516176941
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1928 -1.43003125823183
1929 0.787613219930475
1930 0.461340619258978
1931 -1.54729848741682
1932 0.415043573656136
1933 -0.0928290383771313
1934 0.205195435838637
1935 -1.02013946415166
1936 0.107697688070541
1937 0.753312547819744
1938 0.090099098208169
1939 0.740788734902211
1940 3.04963067177927
1941 0.0369514322679103
1942 -1.1135891663481
1943 -1.6021155809941
1944 0.232730861082362
1945 -1.1451641249995
1946 2.58002135962439
1947 -0.487194308318578
1948 -0.289988003032218
1949 2.1593815775473
1950 -0.976291164204509
1951 -0.432284125687765
1952 -1.23198212850807
1953 0.649162713453541
1954 1.75046897468059
1955 0.135735403437113
1956 -1.17240240340917
1957 -0.207230473551173
1958 -1.25510700741218
1959 0.167103464270323
1960 0.983261380941882
1961 -0.659758304649559
1962 0.0012212189151553
1963 -0.639378286116969
1964 -0.420595718319505
1965 0.706206675702653
1966 0.424996953036575
1967 -0.0311442373099213
1968 -0.351030352564035
1969 -0.639378286116969
1970 1.60550742731512
1971 0.750184151305046
1972 -0.518845583576288
1973 -0.704897057809274
1974 -0.0311442373099213
1975 1.2016871115647
1976 1.26512352543448
1977 -0.233417678380569
1978 0.212092445261327
1979 3.18456796069827
1980 -0.809080648653349
1981 1.84531948550816
1982 -0.255970752672851
1983 1.45157901240112
1984 -0.885521737584348
1985 -0.00236513581150549
1986 -0.754623886957355
1987 -0.562698991382507
1988 -0.55070031507453
1989 -0.0419771458143591
1990 0.317890134807632
1991 -0.385692917549798
1992 -0.932849452883418
1993 0.523562814219328
1994 -0.97629116420451
1995 -0.676123922178151
1996 -0.800662326996947
1997 -0.351030352564035
1998 0.125238472614123
1999 2.52350747785785
2000 1.13171615298844
2001 -0.2184372197907
2002 0.874017394892753
2003 0.180986266792386
2004 -0.868428344527853
2005 2.24856446970118
2006 -0.278623707596127
2007 0.36835597424858
2008 -0.199772849918966
2009 0.198289608550226
2010 0.344862975876738
2011 0.581879537682851
2012 -0.192326010929933
2013 1.53176367864591
2014 -0.479312885423239
2015 -0.627190988489155
2016 1.29659537161725
2017 0.0689037787276076
2018 -0.796458711206881
2019 1.59463673954167
2020 0.925858416012472
2021 NA
