JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1854 -0.56 -0.27 -0.41 -0.49 -0.71 -0.85 -0.93 -1.05 -0.59 -0.05 -0.71 -0.32 1855 0.34 0.51 0.17 -0.03 -0.03 -0.59 -1.03 -0.43 1.69 1.95 1.16 1.04 1856 1.08 0.37 0.59 -0.41 -0.71 -0.91 -1.28 -1.18 -0.78 -1.62 -1.60 -1.89 1857 -1.67 -1.02 -1.19 -1.22 -0.30 0.25 0.19 0.21 -0.05 0.03 -0.09 -0.19 1858 -0.23 -0.59 -0.88 -0.43 -0.09 -0.51 -0.58 -0.68 -0.55 -0.12 -0.69 -0.88 1859 -0.95 -0.97 -0.83 -1.11 -0.74 -0.49 -0.23 -0.56 -0.56 -0.57 -0.88 -1.02 1860 -1.24 -0.96 -0.95 -1.32 -1.43 -1.50 -1.25 -1.15 -1.09 -1.06 -1.03 -0.94 1861 -0.84 -0.89 -0.89 -0.82 -0.80 -0.82 -0.79 -0.69 -0.62 -0.67 -0.63 -0.60 1862 -0.64 -0.58 -0.58 -0.64 -0.64 -0.60 -0.58 -0.52 -0.43 -0.50 -0.51 -0.42 1863 -0.61 -0.55 -0.55 -0.57 -0.63 -0.77 -0.70 -0.58 -0.53 -0.51 -0.59 -0.46 1864 -0.60 -0.57 -0.64 -0.62 -0.49 -0.18 -0.05 -0.16 0.01 0.59 0.39 0.49 1865 0.04 -0.18 -0.12 -0.20 -0.22 -0.36 -0.27 -0.40 -0.33 -0.38 -0.40 -0.46 1866 -0.67 -0.56 -0.47 -0.39 -0.60 -0.61 -0.66 -0.62 -0.63 -0.62 -0.66 -0.72 1867 -0.73 -0.69 -0.69 -0.75 -0.66 -0.72 -0.72 -0.70 -0.70 -0.76 -0.79 -0.81 1868 -0.81 -0.69 -0.73 -0.80 -0.72 -0.68 -0.42 0.11 1.10 0.64 1.00 1.47 1869 0.68 0.37 -0.06 0.01 -0.16 -0.42 -0.75 -1.58 -1.52 -1.17 -0.97 -1.46 1870 -0.86 -1.52 -1.85 -2.06 -2.12 -2.12 -2.07 -1.87 -1.70 -1.86 -1.65 -1.62 1871 -1.10 -0.61 -0.63 -0.58 -0.86 -0.89 -0.71 -0.77 -0.63 -0.62 -0.84 -1.10 1872 -0.96 -0.98 -0.77 -1.12 -1.27 -1.37 -0.95 -1.29 -1.23 -1.69 -2.01 -2.18 1873 -2.15 -2.31 -3.17 -2.65 -1.87 -1.14 -0.81 -0.85 -1.07 -1.02 -1.06 -1.12 1874 -1.20 -1.46 -2.31 -2.17 -2.17 -1.64 -1.45 -1.26 -1.39 -1.11 -1.78 -1.65 1875 -1.43 -1.06 -1.28 -1.11 -1.00 -0.93 -1.37 -1.51 -1.91 -1.30 -1.63 -1.45 1876 -2.24 -2.36 -2.13 -1.79 -1.75 -1.01 -0.98 -0.81 -0.74 -0.47 -0.15 -0.12 1877 -0.79 -0.47 -0.54 -0.77 -0.54 -0.23 0.61 2.56 2.76 2.69 2.74 2.97 1878 3.05 2.43 1.31 1.72 1.43 0.17 -0.54 -0.67 -0.70 -1.14 -1.33 -1.77 1879 -1.75 -1.79 -2.45 -2.20 -1.20 -1.28 -1.40 -2.27 -2.98 -2.40 -2.12 -1.92 1880 -1.63 -0.64 -0.62 -0.77 -0.72 -0.86 -0.71 -0.35 0.25 1.21 2.07 1.03 1881 1.77 0.71 0.22 0.12 0.13 -0.26 -0.10 -0.04 -0.15 -0.30 -0.52 -0.21 1882 0.05 -0.56 -0.07 -0.11 0.22 -0.82 -0.78 -0.63 -0.81 -0.62 -0.74 0.66 1883 -0.67 -1.30 -1.49 -1.02 -0.86 -0.37 -0.65 -0.90 -0.61 -0.29 -0.29 -0.39 1884 -0.30 -0.46 -0.73 -0.38 0.28 0.00 -0.12 -0.53 0.39 0.35 0.17 0.19 1885 0.20 -0.06 0.00 -0.29 -0.31 -0.97 -0.46 -0.14 0.62 0.94 0.90 0.79 1886 0.18 -0.36 -0.67 -0.46 -1.57 -2.21 -1.87 -1.85 -1.55 -2.02 -2.38 -2.99 1887 -3.07 -2.77 -2.30 -1.89 -1.80 -1.50 -1.23 -0.74 -0.52 -0.33 0.17 0.39 1888 0.77 1.10 0.80 0.59 0.67 0.71 0.80 1.21 1.98 2.03 2.08 2.34 1889 2.55 2.25 1.29 0.84 0.28 -0.12 -1.57 -1.78 -1.83 -2.25 -2.55 -2.08 1890 -2.17 -2.34 -1.99 -1.51 -1.19 -0.73 -1.51 -1.70 -1.44 -1.55 -1.85 -1.32 1891 -0.80 -0.67 -0.30 0.56 0.21 0.14 -0.27 -0.39 -0.53 -0.35 -0.35 -1.31 1892 -1.39 -0.74 0.10 -0.90 -1.18 -1.57 -1.72 -2.03 -2.72 -3.31 -3.10 -2.70 1893 -1.96 -2.58 -2.50 -2.12 -1.79 -1.98 -1.71 -1.88 -1.69 -1.86 -1.67 -1.80 1894 -1.83 -1.85 -1.46 -1.57 -1.55 -1.59 -1.87 -1.02 -0.30 -0.71 -0.87 -0.96 1895 -0.61 -0.16 -0.63 -0.65 -0.63 -0.99 -1.73 -1.31 0.32 -0.29 -0.93 -0.47 1896 -0.41 -0.21 0.06 -0.06 -0.36 -0.53 -0.52 -0.26 0.61 0.76 1.36 1.85 1897 1.91 0.68 0.06 -0.29 -0.34 -0.21 -0.14 -0.28 -0.43 -0.74 -1.60 -1.05 1898 -0.86 -1.33 -1.65 -1.43 -1.14 -1.18 -1.38 -1.40 -1.36 -1.53 -1.77 -1.83 1899 -1.72 -1.50 -1.23 -0.32 -0.11 -0.16 0.16 0.59 0.96 1.21 2.00 1.64 1900 1.09 0.43 1.14 1.11 0.90 0.09 0.54 0.24 0.38 0.19 0.03 0.67 1901 0.56 0.02 0.09 -0.17 -0.42 -0.72 -0.90 -0.36 -0.58 -0.57 -0.15 -0.40 1902 -0.56 -0.47 -0.26 0.55 0.70 0.92 0.99 1.36 1.64 2.20 1.92 1.78 1903 1.56 1.13 0.75 0.19 -0.18 -0.54 -1.32 -1.99 -1.84 -1.48 -1.81 -2.05 1904 -2.18 -1.65 -1.67 -1.22 -1.05 -0.75 -0.46 -0.22 0.08 0.48 0.80 0.89 1905 1.01 0.85 0.53 0.86 1.04 1.02 1.10 1.29 1.46 1.17 0.97 1.18 1906 0.66 0.19 -0.10 -0.76 -0.98 -1.13 -1.35 -1.49 -1.63 -1.30 -1.41 -1.44 1907 -1.24 -1.78 -1.37 -1.13 -0.90 -0.71 -0.52 0.05 -0.26 -0.28 -0.24 -0.39 1908 -0.02 -0.90 -0.94 -1.21 -1.44 -1.54 -1.39 -1.42 -1.90 -2.17 -2.23 -2.33 1909 -2.31 -1.96 -1.26 -1.25 -1.83 -1.76 -1.71 -1.68 -2.34 -2.39 -2.75 -2.72 1910 -2.92 -2.94 -3.41 -1.91 -1.39 -1.48 -2.23 -2.51 -3.93 -2.44 -2.38 -2.32 1911 -1.92 -1.94 -2.01 -1.58 -1.11 -0.86 -0.55 -1.08 -0.55 -0.12 0.08 0.97 1912 0.78 0.55 0.22 0.29 0.11 -0.35 -0.45 -0.36 -0.90 -0.91 -0.58 -0.62 1913 -0.66 -0.93 -1.28 -0.95 -1.00 -0.88 -0.54 -0.12 0.00 0.12 0.85 1.33 1914 1.11 0.49 0.61 0.60 0.91 0.22 0.30 0.72 1.21 0.93 0.81 0.97 1915 1.33 1.20 0.58 1.31 2.45 0.31 0.07 -0.43 -0.68 -1.82 -2.20 -2.31 1916 -1.99 -2.18 -1.61 -1.52 -0.73 -1.46 -1.52 -1.67 -1.92 -3.10 -3.99 -3.86 1917 -3.89 -3.81 -3.30 -2.92 -2.30 -2.48 -3.13 -3.06 -2.39 -2.87 -2.87 -2.50 1918 -2.03 -0.51 -0.73 -0.74 -0.54 -0.27 0.09 0.18 0.54 0.94 0.48 1.18 1919 1.51 0.70 -1.11 -3.22 -0.55 0.05 0.08 -0.45 0.17 0.23 0.17 0.00 1920 -0.77 -0.29 -0.42 -0.21 -0.14 0.17 -0.09 0.17 0.13 -0.73 -0.72 -1.10 1921 -1.22 -2.41 -3.12 -2.44 -1.37 -1.41 -1.01 -0.29 -0.19 0.45 0.62 0.20 1922 -0.28 -1.08 -0.60 -0.77 -0.66 -1.60 -1.80 -1.99 -2.12 -1.59 -1.48 -1.45 1923 -1.56 -1.70 -0.64 -0.25 -0.29 -0.14 -0.18 0.19 0.28 0.31 0.32 0.49 1924 0.64 0.04 -0.11 -0.24 -0.69 -1.33 -1.50 -1.70 -2.37 -2.31 -2.47 -2.41 1925 -2.19 -2.12 -1.58 -1.34 -0.84 -0.37 0.05 0.38 0.73 0.88 1.15 1.35 1926 1.35 0.84 0.75 0.71 0.54 0.02 -0.17 -0.11 -0.96 -1.66 -1.62 -1.34 1927 -1.77 -1.45 -1.53 -1.60 -1.25 -1.07 -0.81 -0.67 -0.40 -0.24 -0.20 0.05 1928 0.05 -0.39 -0.48 -0.18 -0.21 -0.61 -0.38 -0.60 -0.83 -0.96 -0.71 -0.88 1929 -1.16 -1.18 -0.93 -0.73 -0.69 -0.59 -0.44 -0.21 -0.14 -0.05 -0.21 -0.08 1930 -0.11 -0.00 0.23 0.05 -0.03 0.15 0.43 0.59 0.77 1.33 1.44 1.22 1931 1.20 0.92 0.44 0.40 0.09 -0.28 -0.12 -0.35 -0.92 -1.30 -1.29 -1.31 1932 -1.14 -0.59 -0.09 0.00 0.11 -0.09 0.07 -0.23 -0.87 -1.07 -1.19 -1.17 1933 -1.01 -0.95 -0.99 -1.01 -0.99 -1.45 -1.93 -2.27 -2.46 -2.59 -2.78 -2.91 1934 -2.88 -2.26 -2.03 -1.61 -1.13 -0.78 -0.74 -0.73 -1.03 -0.93 -0.98 -1.00 1935 -1.25 -1.13 -0.85 -1.12 -1.26 -1.32 -0.96 -0.60 -0.31 -0.29 -0.68 -0.59 1936 -0.67 -0.52 -0.71 -0.23 -0.45 -0.93 -0.80 -0.66 -0.47 -0.62 -1.01 -1.41 1937 -1.22 -0.79 -0.61 -0.95 -0.81 -0.67 -0.68 -0.48 -0.55 -0.52 -0.65 -1.05 1938 -1.57 -1.43 -1.44 -1.75 -1.73 -2.15 -3.07 -2.77 -2.13 -1.77 -2.14 -2.15 1939 -2.23 -1.95 -1.14 -0.82 -0.67 -0.55 -0.01 0.60 0.03 -0.02 -0.71 0.06 1940 1.14 0.94 1.19 0.23 0.23 0.32 0.27 1.06 1.43 0.92 1.50 1.57 1941 1.79 1.63 1.41 1.24 1.33 1.16 0.76 0.71 0.52 1.11 1.39 1.54 1942 1.17 0.67 0.45 0.79 0.53 -0.11 -1.15 -1.74 -2.36 -2.11 -2.22 -2.47 1943 -2.69 -1.50 -1.29 -0.76 -0.52 -0.12 -0.12 -0.19 -0.55 -0.97 -0.95 -0.93 1944 -0.82 -0.39 0.26 0.50 0.17 0.26 0.36 0.11 -0.31 -0.89 -0.64 -0.54 1945 -0.70 -1.12 -1.54 -1.39 -0.62 -0.90 -0.83 -0.75 0.11 0.14 1.04 0.91 1946 0.08 -0.04 0.60 0.93 1.07 0.17 -0.28 -0.25 -0.22 -0.01 -0.02 0.27 1947 -0.25 -0.15 -0.25 0.11 -0.22 0.48 0.02 -0.56 -1.24 -1.88 -1.27 -0.51 1948 -0.88 -0.49 -2.02 0.53 1.02 0.47 -0.41 -1.23 -1.43 -1.53 1.16 -0.62 1949 -0.50 -0.64 -0.59 -0.59 -1.02 -1.37 -1.14 -0.98 -1.13 -2.04 -2.44 -2.50 1950 -2.39 -2.33 -1.87 -1.70 -1.72 -1.06 -1.34 -1.49 -1.73 -1.61 -1.79 -1.75 1951 -1.37 -1.43 -0.42 -0.00 0.46 0.45 0.72 0.21 0.48 0.51 0.86 0.60 1952 0.44 0.12 0.07 0.27 0.08 -0.45 -0.75 -0.94 -0.50 -0.64 -0.59 -0.31 1953 0.15 0.20 0.16 0.34 0.44 0.76 0.58 0.57 0.46 0.43 0.37 0.66 1954 0.35 0.25 -0.38 -1.21 -1.17 -1.17 -1.40 -1.75 -1.99 -2.02 -1.45 -1.60 1955 -1.04 -1.16 -1.16 -1.42 -1.52 -1.29 -1.18 -1.62 -1.63 -2.82 -3.22 -2.61 1956 -1.87 -1.48 -1.17 -1.19 -1.02 -0.92 -1.16 -1.60 -1.64 -1.40 -1.24 -1.03 1957 -0.66 -0.28 0.10 0.52 0.83 0.54 0.73 1.01 0.93 1.11 1.38 1.60 1958 1.95 1.95 1.43 0.93 0.67 0.61 0.31 0.33 0.13 0.30 0.43 0.41 1959 0.46 0.34 0.06 0.34 -0.09 -0.53 -0.70 -0.56 -0.54 -0.37 -0.68 -0.61 1960 -0.77 -0.92 -0.66 -0.51 -0.45 -0.76 -0.69 -0.47 -0.46 -0.62 -0.43 -0.37 1961 -0.51 -0.26 -0.50 -0.45 -0.40 -0.05 -0.76 -0.96 -1.18 -1.37 -0.82 -0.65 1962 -0.76 -0.67 -0.60 -0.76 -0.99 -0.74 -0.76 -0.69 -0.93 -0.93 -1.07 -1.22 1963 -1.05 -0.82 -0.30 -0.03 -0.26 -0.18 0.42 0.82 1.01 1.11 0.91 0.84 1964 0.69 0.24 -0.48 -0.89 -1.23 -1.47 -1.41 -1.92 -2.08 -2.00 -2.14 -2.20 1965 -1.30 -0.72 -0.46 -0.48 0.22 0.72 0.88 1.30 1.26 1.64 1.67 1.55 1966 1.29 1.01 1.09 0.41 -0.19 0.06 0.24 -0.21 -0.25 -0.19 -0.28 -0.62 1967 -1.02 -0.95 -0.84 -0.66 -0.29 -0.21 -0.42 -0.75 -1.13 -0.95 -0.90 -0.87 1968 -1.17 -1.30 -1.15 -0.79 -1.01 0.04 0.16 0.24 0.15 0.31 0.77 1.07 1969 1.44 1.48 1.06 0.84 0.89 0.56 0.17 0.59 0.97 1.23 1.16 1.01 1970 0.82 0.67 0.21 0.21 -0.14 -0.62 -1.01 -1.42 -1.48 -1.62 -1.66 -2.15 1971 -2.50 -2.19 -1.86 -1.58 -1.52 -1.49 -1.51 -1.69 -1.75 -1.79 -1.44 -1.38 1972 -0.88 -0.41 -0.08 0.47 0.75 0.92 1.30 1.42 1.47 1.94 2.22 2.40 1973 2.06 1.34 0.54 -0.30 -0.94 -1.20 -1.58 -1.79 -2.03 -2.48 -2.81 -2.98 1974 -2.95 -2.18 -1.63 -1.51 -1.52 -1.37 -1.10 -0.66 -1.08 -1.50 -1.53 -1.47 1975 -0.77 -0.77 -1.04 -0.93 -1.27 -1.77 -1.80 -1.98 -2.62 -2.85 -2.74 -2.92 1976 -2.62 -1.73 -1.12 -0.78 -0.59 -0.21 -0.01 0.39 0.45 1.09 0.96 0.51 1977 0.69 0.46 0.31 -0.06 0.00 0.22 0.38 0.22 0.61 0.79 0.77 0.95 1978 0.76 0.41 -0.16 -0.78 -0.58 -0.68 -0.71 -0.93 -0.64 -0.51 -0.23 0.09 1979 0.06 0.03 0.21 0.33 0.21 0.13 0.04 0.14 0.65 0.63 0.91 0.79 1980 0.89 0.65 0.36 0.47 0.66 0.69 0.42 0.00 0.07 0.12 0.25 0.26 1981 -0.34 -0.57 -0.38 -0.45 -0.51 -0.42 -0.59 -0.74 -0.25 -0.04 -0.09 0.19 1982 0.39 0.18 0.40 0.81 1.12 1.27 0.85 1.13 1.86 2.49 2.54 2.76 1983 2.59 2.15 1.63 1.44 1.68 1.38 0.78 0.58 -0.07 -0.68 -1.07 -0.89 1984 -0.78 -0.39 -0.59 -0.76 -0.97 -1.01 -0.68 -0.46 -0.28 -0.70 -1.16 -1.34 1985 -1.08 -0.95 -1.11 -1.23 -1.19 -1.17 -0.78 -0.62 -0.68 -0.40 -0.34 -0.27 1986 -0.47 -0.28 -0.06 -0.16 -0.22 0.01 0.32 0.75 0.92 1.11 1.35 1.28 1987 1.27 1.54 1.59 1.35 1.37 1.60 1.77 2.01 2.34 2.15 2.06 1.94 1988 1.55 0.86 0.48 -0.15 -1.03 -1.67 -1.75 -1.16 -1.13 -2.28 -2.50 -2.45 1989 -2.42 -1.90 -1.51 -1.12 -0.76 -0.69 -0.65 -0.55 -0.23 -0.27 -0.48 0.04 1990 0.34 0.72 0.49 0.49 0.52 0.45 0.69 0.85 0.84 0.85 0.77 0.92 1991 0.99 0.82 0.62 0.87 1.15 1.35 1.60 1.46 1.16 1.64 1.79 1.95 1992 1.82 1.90 1.58 1.64 1.58 1.17 0.88 0.75 0.54 0.33 0.27 0.48 1993 0.70 0.74 0.71 1.10 1.23 0.89 0.78 0.73 0.89 0.60 0.63 0.69 1994 0.66 0.26 0.31 0.45 0.66 0.75 0.91 1.16 1.03 1.51 1.86 1.96 1995 1.70 1.47 1.12 0.76 0.57 0.44 0.29 -0.18 -0.51 -0.51 -0.75 -0.76 1996 -0.64 -0.64 -0.33 -0.48 -0.37 -0.30 -0.21 0.04 -0.13 -0.17 -0.14 -0.31 1997 -0.17 0.08 0.40 1.09 1.46 1.77 2.35 2.68 2.95 3.13 3.30 3.19 1998 2.98 2.56 1.91 1.41 1.28 0.32 -0.22 -0.68 -0.94 -1.34 -1.45 -1.82 1999 -2.11 -1.79 -1.19 -1.10 -0.95 -1.05 -1.09 -1.05 -1.07 -1.25 -1.74 -1.98 2000 -2.05 -1.85 -1.48 -1.07 -0.99 -0.83 -0.58 -0.49 -0.32 -0.48 -0.77 -0.94 2001 -0.89 -0.67 -0.27 -0.12 0.07 0.36 0.60 0.60 0.50 0.51 0.15 0.05 2002 0.39 0.60 0.77 1.00 1.39 1.61 1.62 1.61 1.70 1.86 2.24 2.11 2003 1.46 1.34 1.17 0.63 0.04 0.43 0.91 0.96 0.92 1.27 1.43 1.44 2004 1.18 1.02 0.70 0.57 0.49 0.64 1.04 1.29 1.56 1.68 1.76 1.88 2005 1.66 1.16 1.19 1.05 1.00 0.83 0.57 0.76 0.64 0.57 -0.25 -0.60 2006 -0.68 -0.49 -0.36 0.02 0.47 0.76 0.81 1.25 1.73 1.87 2.15 2.15 2007 1.72 1.01 0.72 0.40 0.10 0.10 0.00 -0.33 -0.74 -0.95 -1.28 -1.39 2008 -1.78 -1.92 -1.33 -0.90 -0.74 -0.69 -0.31 0.01 -0.01 0.01 -0.32 -0.67 2009 -0.85 -0.65 -0.37 0.26 0.70 1.12 1.31 1.61 1.76 2.08 2.36 2.34 2010 2.08 1.78 1.61 1.41 0.77 -0.02 -0.69 -1.32 -1.65 -1.74 -1.79 -1.67 2011 -1.68 -0.96 -0.56 -0.21 -0.13 0.09 -0.00 -0.33 -0.76 -0.96 -1.10 -1.10 2012 -0.84 -0.45 -0.26 -0.05 0.11 0.40 0.66 0.89 1.17 1.07 0.91 0.22 2013 -0.04 -0.19 -0.27 -0.01 -0.16 -0.17 -0.12 0.11 0.26 0.43 0.26 0.25 2014 -0.15 -0.03 0.32 0.74 0.93 0.85 0.92 0.95 1.19 1.46 1.72 1.70 2015 1.49 1.29 1.40 1.93 2.03 2.15 2.27 2.58 2.78 3.05 3.55 3.50 2016 3.18 2.90 2.50 1.98 1.36 0.93 0.41 0.10 -0.02 -0.23 -0.22 -0.14 2017 -0.00 0.18 0.69 1.02 1.05 0.76 0.54 -0.04 0.01 -0.18 -0.71 -1.31 2018 -1.27 -1.10