Year,Anomaly 1851,-0.15 1852,-0.05 1853,-0.03 1854,-0.09 1855,-0.02 1856,-0.03 1857,-0.15 1858,-0.17 1859,-0.16 1860,-0.03 1861,-0.25 1862,-0.25 1863,-0.31 1864,-0.21 1865,-0.15 1866,-0.09 1867,-0.11 1868,-0.2 1869,-0.1 1870,-0.08 1871,-0.18 1872,-0.15 1873,-0.19 1874,-0.2 1875,-0.22 1876,-0.23 1877,-0.23 1878,0.14 1879,0.11 1880,-0.16 1881,-0.16 1882,-0.08 1883,-0.18 1884,-0.19 1885,-0.31 1886,-0.27 1887,-0.3 1888,-0.29 1889,-0.08 1890,-0.07 1891,-0.32 1892,-0.21 1893,-0.28 1894,-0.32 1895,-0.3 1896,-0.19 1897,-0.1 1898,-0.1 1899,-0.26 1900,-0.15 1901,-0.05 1902,-0.1 1903,-0.22 1904,-0.39 1905,-0.4 1906,-0.25 1907,-0.16 1908,-0.36 1909,-0.43 1910,-0.4 1911,-0.39 1912,-0.38 1913,-0.34 1914,-0.29 1915,-0.15 1916,-0.09 1917,-0.34 1918,-0.43 1919,-0.27 1920,-0.24 1921,-0.23 1922,-0.18 1923,-0.25 1924,-0.24 1925,-0.25 1926,-0.16 1927,-0.11 1928,-0.16 1929,-0.18 1930,-0.32 1931,-0.09 1932,-0.04 1933,-0.15 1934,-0.25 1935,-0.11 1936,-0.15 1937,-0.09 1938,0 1939,0 1940,0.03 1941,0.15 1942,0.24 1943,0.06 1944,0.1 1945,0.23 1946,0.15 1947,-0.05 1948,0 1949,-0.06 1950,-0.09 1951,-0.14 1952,0.01 1953,0.04 1954,0.08 1955,-0.07 1956,-0.14 1957,-0.16 1958,0.09 1959,0.07 1960,0.07 1961,0.01 1962,0.07 1963,0.05 1964,0.07 1965,-0.17 1966,-0.08 1967,-0.02 1968,0 1969,-0.04 1970,0.12 1971,0.04 1972,-0.07 1973,0.1 1974,0.17 1975,-0.04 1976,0.01 1977,-0.03 1978,0.2 1979,0.11 1980,0.22 1981,0.32 1982,0.32 1983,0.21 1984,0.33 1985,0.19 1986,0.16 1987,0.23 1988,0.36 1989,0.37 1990,0.31 1991,0.45 1992,0.42 1993,0.23 1994,0.26 1995,0.35 1996,0.46 1997,0.35 1998,0.52 1999,0.62 2000,0.4 2001,0.42 2002,0.57 2003,0.62 2004,0.62 2005,0.57 2006,0.68 2007,0.68 2008,0.59 2009,0.58 2010,0.68 2011,0.72 2012,0.61 2013,0.67 2014,0.69 2015,0.76 2016,0.95 2017,1.02 2018,0.92 2019,0.88 2020,1.01 2021,0.99 2022,0.88 2023,0.9 2024,1.22 2025,1.29