YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1850 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1851 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1852 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1853 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1854 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1855 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1856 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1857 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1858 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1859 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1860 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1861 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1862 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1863 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1864 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1865 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1866 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1867 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1868 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1869 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1870 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1871 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1872 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1873 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1874 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1875 | 49.11 | 52.02 | 51.87 | 55.47 | 57.07 | a | 59.43 | 58.71 | 58.66 | c | 59.15 | 62.02 | 57.33 | 51.45 | 56.02 | |||||||||||
1876 | 48.73 | 52.79 | 53.19 | 55.37 | 56.73 | a | 61.47 | 58.94 | 59.39 | c | 61.47 | 59.87 | 57.97 | 53.02 | 56.58 | |||||||||||
1877 | 54.21 | 55.84 | 57.24 | 54.48 | 56.15 | a | 62.32 | 60.76 | 59.64 | c | 62.53 | 58.87 | 57.22 | 52.73 | 57.67 | |||||||||||
1878 | 52.84 | 53.32 | 56.05 | 56.00 | 58.16 | b | 58.75 | 58.60 | 58.88 | c | 60.20 | 61.60 | 57.08 | 51.65 | 56.93 | |||||||||||
1879 | 48.98 | 54.61 | 57.26 | 56.80 | 55.81 | b | 60.27 | 58.68 | 59.59 | c | 61.03 | 61.08 | 54.97 | 49.85 | 56.58 | |||||||||||
1880 | 47.90 | 48.72 | 49.45 | 53.20 | 57.22 | a | 57.15 | 58.85 | 59.04 | c | 58.93 | 59.81 | 54.23 | 53.33 | a | 54.82 | ||||||||||
1881 | 53.98 | 55.25 | 54.37 | 57.87 | 57.64 | b | 58.58 | 59.69 | 58.79 | c | 59.67 | 56.60 | 55.07 | 50.97 | 56.54 | |||||||||||
1882 | 49.42 | 48.84 | 53.42 | 52.85 | 57.03 | b | 58.00 | 59.47 | 58.50 | c | 59.93 | 58.79 | 53.15 | 52.77 | 55.18 | |||||||||||
1883 | 47.06 | 49.21 | b | 53.95 | 53.15 | 57.78 | b | 61.37 | 59.73 | 59.19 | d | 63.15 | 57.95 | 54.12 | 50.87 | 55.63 | ||||||||||
1884 | 50.65 | 50.25 | g | 54.42 | 56.17 | 59.41 | b | 60.18 | 61.35 | 59.83 | b | 59.58 | 58.26 | 57.40 | 52.87 | 57.28 | a | |||||||||
1885 | 51.10 | 55.07 | e | 57.76 | 58.18 | 58.10 | b | 57.75 | 61.63 | 59.69 | b | 61.80 | 60.71 | 57.78 | 53.95 | 57.79 | ||||||||||
1886 | 51.15 | 56.79 | d | 53.61 | 55.52 | 58.67 | b | 59.47 | 60.29 | 60.52 | b | 62.18 | 58.58 | 56.37 | 53.22 | d | 57.20 | |||||||||
1887 | 52.66 | 47.96 | d | 55.89 | 56.00 | 56.74 | b | 59.40 | 56.58 | 57.64 | b | 62.05 | 64.29 | 56.50 | 52.16 | 56.49 | ||||||||||
1888 | 46.31 | 54.00 | 53.23 | 57.67 | 56.45 | b | 62.35 | 61.37 | 60.84 | b | 62.32 | 61.63 | 56.90 | 53.05 | a | 57.18 | ||||||||||
1889 | 50.39 | 53.93 | a | 57.23 | 58.78 | 58.59 | b | 60.23 | 58.77 | 60.45 | b | 64.57 | 61.76 | 58.90 | 51.27 | 57.91 | ||||||||||
1890 | 46.23 | 49.02 | 53.76 | 54.83 | 60.48 | b | 59.22 | 59.73 | 61.21 | b | 60.32 | 62.39 | 59.02 | 49.85 | 56.34 | |||||||||||
1891 | 52.26 | 51.25 | 55.00 | 53.37 | 55.69 | b | ----- | z | 59.44 | 61.48 | b | 61.77 | 59.82 | 58.55 | 49.60 | 56.20 | a | |||||||||
1892 | 51.71 | 52.38 | 54.24 | 53.10 | a | 57.68 | ----- | z | 58.08 | a | 59.55 | b | 60.13 | 59.61 | 56.87 | 51.15 | 55.86 | a | ||||||||
1893 | 47.32 | 50.23 | 51.19 | 52.34 | a | 55.74 | ----- | z | 56.66 | 56.50 | b | 59.33 | 57.52 | 55.52 | 52.47 | 54.08 | a | |||||||||
1894 | 47.71 | 48.43 | 50.56 | 54.93 | a | 55.22 | b | ----- | z | 56.44 | 59.19 | b | 63.23 | 59.60 | 59.42 | 49.62 | b | 54.94 | a | |||||||
1895 | 48.61 | 53.82 | 52.15 | 54.84 | a | 57.65 | ----- | z | 58.42 | a | 58.29 | b | 60.73 | 58.60 | 56.12 | 48.68 | 55.26 | a | ||||||||
1896 | 52.27 | 55.28 | 54.29 | 51.66 | a | 56.31 | ----- | z | 59.42 | 59.28 | b | 59.65 | 58.85 | 53.48 | 52.73 | 55.75 | a | |||||||||
1897 | 48.60 | 50.71 | 48.94 | 57.59 | a | 57.45 | ----- | z | 58.13 | 57.19 | b | 60.80 | 58.45 | 53.16 | a | 50.55 | 54.69 | a | ||||||||
1898 | 46.69 | 52.73 | 51.16 | 54.59 | a | 52.58 | ----- | z | 56.15 | 56.97 | b | 58.92 | 61.24 | 55.42 | 49.68 | 54.19 | a | |||||||||
1899 | 52.95 | 51.66 | 52.21 | 54.76 | a | 52.60 | ----- | z | 55.89 | 58.48 | b | 58.10 | 59.27 | 56.70 | 49.35 | 54.73 | a | |||||||||
1900 | 50.73 | 53.55 | 55.06 | 53.90 | a | 57.06 | ----- | z | 58.24 | 59.57 | b | 63.30 | 58.74 | 56.30 | 50.24 | 56.06 | a | |||||||||
1901 | 49.82 | 52.11 | 55.81 | 51.79 | a | 53.89 | ----- | z | 55.68 | 56.45 | b | 58.52 | 61.71 | 57.25 | 52.89 | 55.08 | a | |||||||||
1902 | 46.74 | 52.91 | 51.63 | 54.45 | a | 55.53 | ----- | z | 59.18 | 60.60 | a | 61.92 | 59.24 | 54.82 | 50.68 | 55.24 | a | |||||||||
1903 | 47.94 | 48.91 | 52.18 | 53.90 | a | 55.23 | ----- | z | 57.21 | 57.72 | a | 61.03 | 62.10 | 56.57 | 52.35 | 55.01 | a | |||||||||
1904 | 50.79 | 50.81 | 51.87 | 56.97 | a | 58.90 | ----- | z | 57.10 | 57.02 | a | 63.97 | 62.05 | 58.02 | 50.61 | 56.19 | a | |||||||||
1905 | 51.24 | 54.05 | 56.97 | 56.53 | a | 55.50 | ----- | z | 59.50 | 58.28 | b | 60.35 | 60.47 | 56.17 | 50.71 | 56.34 | a | |||||||||
1906 | 51.66 | 55.27 | 53.98 | 56.12 | d | 56.23 | ----- | z | 57.55 | 57.83 | b | 59.93 | 61.73 | 55.42 | 49.60 | 55.94 | a | |||||||||
1907 | 47.06 | 54.89 | 51.02 | 56.78 | a | 56.37 | ----- | z | 58.03 | 59.45 | b | 60.65 | 60.65 | 57.80 | 52.35 | 55.91 | a | |||||||||
1908 | 50.87 | 50.88 | 54.85 | 56.55 | a | 55.37 | ----- | z | 57.31 | 56.97 | a | 60.50 | 58.79 | 55.47 | 47.08 | 54.97 | a | |||||||||
1909 | 51.53 | 51.30 | 51.79 | 56.60 | 54.50 | ----- | z | 57.76 | 57.67 | b | 61.63 | 59.45 | 54.95 | 49.21 | 55.13 | a | ||||||||||
1910 | 46.39 | 50.34 | 54.92 | 57.19 | a | 58.73 | ----- | z | 56.47 | 56.59 | b | 57.67 | 61.16 | 54.83 | 52.93 | a | 55.20 | a | ||||||||
1911 | 51.03 | 49.30 | 54.37 | 53.62 | 55.68 | c | 54.57 | b | 56.50 | e | 56.63 | 60.04 | b | 60.89 | 56.88 | d | 52.07 | b | 55.13 | |||||||
1912 | 51.84 | 54.66 | 52.32 | 52.78 | 56.91 | b | 60.54 | b | 57.98 | e | 59.87 | 63.66 | b | 59.95 | 57.08 | d | 51.79 | e | 56.61 | |||||||
1913 | 47.48 | 52.36 | 52.66 | 55.45 | 56.48 | b | 57.88 | b | 60.56 | e | 62.13 | 64.41 | b | 61.52 | 55.56 | d | 50.20 | c | 56.39 | |||||||
1914 | 51.50 | 53.93 | 58.40 | 58.25 | 56.12 | c | 56.62 | b | 57.21 | e | 58.19 | 61.09 | b | 62.05 | 59.96 | d | 48.80 | c | 56.84 | |||||||
1915 | 50.79 | 52.82 | 57.92 | 57.07 | 57.52 | c | 59.05 | b | 60.37 | e | 61.29 | 62.05 | b | 61.26 | 56.31 | d | 53.20 | c | 57.47 | |||||||
1916 | 47.00 | 55.86 | 56.60 | 57.58 | 56.05 | c | 57.09 | b | 60.54 | e | 58.50 | 62.45 | b | 56.94 | 54.63 | d | 49.46 | c | 56.06 | |||||||
1917 | 47.56 | 52.02 | 51.68 | 55.10 | 54.04 | c | 58.32 | b | 60.02 | e | 57.63 | 64.04 | b | 62.27 | 59.10 | d | 54.60 | 56.36 | ||||||||
1918 | 52.69 | 51.88 | 54.89 | 57.25 | 54.55 | c | 59.32 | b | 58.83 | e | 60.90 | 62.25 | b | 64.03 | 56.12 | d | 50.50 | c | 56.93 | |||||||
1919 | 51.21 | 51.59 | 52.61 | 55.98 | 56.64 | c | 57.95 | a | 57.52 | e | 58.32 | 62.25 | b | 60.73 | 57.04 | d | 49.20 | c | 55.92 | |||||||
1920 | 52.21 | 52.83 | 52.42 | 54.92 | 55.34 | c | 60.12 | b | 57.48 | e | 60.10 | 60.57 | b | 60.19 | 55.52 | d | 50.64 | c | 56.03 | |||||||
1921 | 49.48 | 52.91 | 54.55 | 54.92 | 54.31 | 61.38 | 59.79 | 59.55 | 63.28 | 61.48 | 57.78 | 52.92 | 56.86 | |||||||||||||
1922 | 46.74 | 50.21 | 52.29 | 53.52 | 58.02 | 60.03 | 60.16 | 60.40 | 63.30 | 60.60 | 54.30 | 50.61 | 55.85 | |||||||||||||
1923 | 48.10 | 52.18 | 56.74 | 56.07 | 57.21 | 57.18 | 60.81 | 61.69 | 63.93 | 62.45 | 60.83 | 51.06 | 57.35 | |||||||||||||
1924 | 50.23 | 57.07 | 54.50 | 57.47 | 59.11 | 59.82 | 59.05 | 59.13 | 62.45 | 59.48 | 56.70 | 47.85 | 56.90 | |||||||||||||
1925 | 51.42 | 55.18 | 55.39 | 56.95 | 58.98 | 60.72 | 61.21 | 61.13 | 62.72 | 62.15 | 56.63 | 52.73 | 57.93 | |||||||||||||
1926 | 47.90 | 56.02 | 60.68 | 61.62 | 61.06 | 59.15 | 61.10 | 60.84 | 61.18 | 63.42 | 60.87 | 51.50 | 58.78 | |||||||||||||
1927 | 51.31 | 54.02 | 54.23 | 55.67 | 58.19 | 59.83 | 58.66 | 59.85 | 62.38 | 62.50 | 58.12 | 51.82 | 57.22 | |||||||||||||
1928 | 50.45 | 55.10 | 58.24 | 57.73 | 58.90 | 60.52 | 58.68 | 58.32 | 61.37 | 59.52 | 56.37 | 49.63 | 57.07 | |||||||||||||
1929 | 47.47 | 51.77 | 54.24 | 53.35 | 56.50 | 62.97 | 61.52 | 61.11 | 61.42 | 63.48 | 59.70 | 54.08 | 57.30 | |||||||||||||
1930 | 49.68 | 56.55 | 57.45 | 59.23 | 56.08 | 59.93 | 58.65 | 61.50 | 62.40 | 63.19 | 57.97 | 52.10 | 57.89 | |||||||||||||
1931 | 52.27 | 56.70 | 59.02 | 59.00 | 61.85 | 62.02 | 62.31 | 60.44 | 62.75 | 59.79 | 54.45 | 49.37 | 58.33 | |||||||||||||
1932 | 49.31 | 51.36 | 57.10 | 55.95 | 58.40 | 59.17 | 59.73 | 60.97 | 62.97 | 62.15 | 60.67 | 47.45 | 57.10 | |||||||||||||
1933 | 47.02 | 51.21 | 55.42 | 55.48 | 55.15 | 57.62 | 59.50 | 59.77 | 61.13 | 62.34 | 60.03 | 50.47 | 56.26 | |||||||||||||
1934 | 51.84 | 55.61 | 60.65 | 58.97 | 60.61 | 60.93 | 59.94 | 60.90 | 63.65 | 61.76 | 58.50 | 52.92 | 58.86 | |||||||||||||
1935 | 50.77 | 54.14 | 52.63 | 58.68 | 58.68 | 61.32 | 60.19 | 59.97 | 60.53 | 60.97 | 54.87 | 52.82 | 57.13 | |||||||||||||
1936 | 53.85 | 53.41 | 57.47 | 58.92 | 61.53 | 61.67 | 59.47 | 59.31 | 63.02 | 62.21 | 58.03 | 51.55 | 58.37 | |||||||||||||
1937 | 43.58 | 49.89 | 54.92 | 54.52 | 57.15 | 61.37 | 59.29 | 58.90 | 61.43 | 63.44 | 58.28 | 54.71 | 56.46 | |||||||||||||
1938 | 51.45 | 53.07 | 52.81 | 54.92 | 56.60 | 57.50 | 58.85 | 60.08 | 61.18 | 61.56 | 56.78 | 53.61 | 56.54 | |||||||||||||
1939 | 51.97 | 51.29 | 52.74 | 55.75 | 56.97 | 57.88 | 58.98 | 60.68 | 66.18 | 62.97 | 59.15 | 55.32 | 57.49 | |||||||||||||
1940 | 52.56 | 55.41 | 57.40 | 57.77 | 58.03 | 58.98 | 60.16 | 60.00 | 65.00 | 62.27 | 57.03 | 55.45 | 58.34 | |||||||||||||
1941 | 53.97 | 55.36 | 58.39 | 55.82 | 61.16 | 60.05 | 60.16 | 61.21 | 63.48 | 60.82 | 58.40 | 53.45 | 58.52 | |||||||||||||
1942 | 51.11 | 53.36 | 55.26 | 55.58 | 56.85 | 58.58 | 59.71 | 58.47 | 60.27 | 60.90 | 56.02 | 52.10 | 56.52 | |||||||||||||
1943 | 51.89 | 54.75 | 55.61 | 55.58 | 58.63 | 57.35 | 59.05 | 59.84 | 63.45 | 61.24 | 59.07 | 53.58 | 57.50 | |||||||||||||
1944 | 51.79 | 51.60 | 55.77 | 53.20 | 56.79 | 57.80 | 57.32 | 58.87 | 60.65 | 61.35 | 55.73 | 54.19 | 56.26 | |||||||||||||
1945 | 50.19 | 54.34 | 51.82 | 55.90 | 55.39 | 61.30 | 59.55 | 58.65 | 62.52 | 61.58 | 56.38 | 52.77 | 56.70 | |||||||||||||
1946 | 51.37 | 50.68 | 53.37 | 55.22 | 55.71 | 58.80 | 60.48 | 58.10 | 62.77 | 60.31 | 54.67 | 51.32 | 56.07 | |||||||||||||
1947 | 47.18 | 53.61 | 55.98 | 57.83 | a | 57.76 | 61.82 | 60.11 | 61.76 | 61.40 | 62.02 | 55.32 | 50.98 | 57.15 | ||||||||||||
1948 | 54.71 | 50.78 | 51.73 | 53.55 | 55.55 | 59.38 | 59.29 | 59.66 | 59.95 | 60.34 | 56.58 | 47.79 | 55.78 | |||||||||||||
1949 | 44.68 | 48.30 | 53.21 | 55.55 | 56.71 | 58.78 | 57.53 | 59.39 | 62.48 | 58.50 | 59.82 | 50.60 | 55.46 | |||||||||||||
1950 | 46.84 | 51.82 | 53.19 | 56.07 | 54.69 | 56.78 | 57.74 | 59.55 | 61.90 | 61.68 | 61.00 | 53.63 | 56.24 | |||||||||||||
1951 | 50.26 | 52.18 | 54.05 | 52.32 | 57.29 | 56.28 | 56.24 | 57.29 | 59.75 | 61.52 | 56.22 | 49.95 | 55.28 | |||||||||||||
1952 | 48.03 | 52.14 | 51.68 | 55.33 | 57.34 | 56.55 | 58.68 | 57.89 | 61.48 | 58.76 | 55.88 | 51.60 | 55.45 | |||||||||||||
1953 | 54.34 | 54.00 | 53.18 | 52.67 | 56.58 | 57.78 | 57.23 | 59.50 | 62.52 | 61.56 | 56.67 | 54.98 | 56.75 | |||||||||||||
1954 | 51.50 | 53.93 | 52.06 | 57.02 | 56.15 | 58.50 | 59.05 | 57.85 | 61.80 | 61.47 | 56.63 | 49.92 | 56.32 | |||||||||||||
1955 | 48.11 | 52.21 | 54.81 | 52.25 | 56.60 | 57.00 | 56.85 | 56.37 | 59.03 | 59.63 | 56.22 | 53.05 | 55.18 | |||||||||||||
1956 | 51.66 | 51.36 | 53.65 | 54.35 | 57.52 | 58.87 | 57.08 | 58.89 | 62.53 | 59.40 | 59.42 | 52.71 | 56.45 | |||||||||||||
1957 | 48.82 | 53.96 | 54.11 | 57.65 | 57.89 | 61.38 | 59.55 | 59.52 | 63.57 | 62.31 | 56.80 | 51.45 | 57.25 | |||||||||||||
1958 | 52.76 | 56.16 | 53.10 | 57.13 | 59.48 | 62.43 | 58.94 | 61.03 | 66.82 | 61.76 | 58.03 | 57.53 | 58.76 | |||||||||||||
1959 | 54.00 | 53.43 | 58.16 | 57.85 | 56.76 | 59.37 | 59.98 | 61.82 | 62.92 | 65.18 | 60.17 | 54.84 | 58.71 | |||||||||||||
1960 | 51.03 | 54.24 | 55.79 | 56.00 | 56.90 | 58.93 | a | 58.10 | 57.71 | 59.82 | 60.94 | 55.48 | 51.35 | 56.36 | ||||||||||||
1961 | 49.05 | 55.43 | 54.24 | 56.90 | 55.71 | 59.34 | a | 59.98 | 60.92 | 63.37 | 61.19 | 56.47 | 50.02 | 56.88 | ||||||||||||
1962 | 51.87 | 51.82 | 52.63 | 56.98 | 55.18 | 57.52 | 55.95 | 59.95 | 58.30 | 60.74 | b | 58.82 | 52.85 | 56.05 | ||||||||||||
1963 | 50.39 | 58.38 | 54.10 | 54.37 | 57.19 | 58.07 | 59.69 | 59.76 | 64.73 | 62.89 | 56.62 | 48.23 | 57.03 | |||||||||||||
1964 | 50.94 | 54.98 | 53.11 | 53.78 | 53.34 | 57.78 | 58.84 | 60.00 | 62.42 | 63.03 | 55.30 | 53.66 | 56.43 | |||||||||||||
1965 | 51.39 | 53.98 | 54.39 | 55.65 | 54.84 | 56.17 | 57.42 | 61.19 | 61.18 | 64.95 | 58.10 | 48.32 | 56.47 | |||||||||||||
1966 | 52.08 | 51.79 | 53.81 | 57.90 | 55.08 | 59.40 | 58.13 | 58.81 | 63.53 | 62.60 | 57.22 | 51.31 | 56.80 | |||||||||||||
1967 | 52.61 | 53.16 | 52.69 | 50.73 | 57.85 | 57.07 | 58.85 | 59.15 | 63.48 | 65.48 | 59.95 | 51.85 | 56.91 | |||||||||||||
1968 | 49.74 | 56.66 | 56.66 | 56.17 | 55.66 | 58.98 | 57.97 | 62.24 | 63.08 | 60.50 | 56.20 | 49.81 | 56.97 | |||||||||||||
1969 | 48.55 | 50.04 | 54.21 | 54.17 | 56.98 | 58.65 | 57.61 | 59.32 | 60.85 | 61.87 | 59.32 | 55.76 | 56.44 | |||||||||||||
1970 | 54.00 | 57.34 | 57.77 | 53.28 | 57.69 | 56.73 | 57.82 | 57.19 | 64.38 | 58.58 | 57.83 | 50.55 | 56.93 | |||||||||||||
1971 | 50.82 | 51.91 | 53.29 | 53.10 | 54.55 | 57.30 | 57.44 | 61.05 | 64.68 | 57.79 | 55.58 | 49.00 | 55.54 | |||||||||||||
1972 | 48.50 | 53.97 | 55.82 | 55.48 | 55.52 | 57.43 | 60.82 | 60.19 | 61.48 | 61.71 | 54.90 | 47.19 | 56.09 | |||||||||||||
1973 | 50.15 | 54.86 | 52.53 | 57.20 | 56.27 | 60.67 | 58.56 | 57.08 | 61.30 | 60.95 | 55.32 | 51.98 | 56.41 | |||||||||||||
1974 | 51.08 | 52.11 | 53.31 | 55.42 | 54.87 | 58.15 | 59.53 | 59.90 | 60.28 | 62.24 | 56.63 | 51.10 | 56.22 | |||||||||||||
1975 | 51.02 | 53.30 | 53.08 | 51.90 | 57.16 | 56.88 | 58.84 | 59.45 | 59.43 | 59.65 | 55.55 | 53.39 | 55.80 | |||||||||||||
1976 | 53.34 | 52.83 | 52.55 | 54.10 | 56.03 | a | 60.74 | a | 59.18 | 62.50 | 62.15 | 62.73 | 60.33 | 54.55 | 57.59 | |||||||||||
1977 | 49.87 | 56.09 | 53.18 | 56.07 | 55.31 | 57.05 | 59.02 | 61.52 | 61.93 | 60.53 | 58.55 | 54.92 | 57.00 | |||||||||||||
1978 | 54.97 | 55.18 | 58.95 | 56.30 | 60.73 | 58.85 | 58.40 | 60.56 | 65.48 | 61.89 | 55.92 | 49.58 | 58.07 | |||||||||||||
1979 | 50.94 | 52.89 | 55.68 | 56.42 | 59.15 | 58.58 | 60.21 | 60.79 | 66.32 | 63.16 | 57.65 | 55.34 | 58.09 | |||||||||||||
1980 | 52.95 | 57.17 | 55.92 | 56.92 | 55.37 | 57.93 | 59.48 | 57.95 | 61.30 | 61.97 | 58.22 | 53.42 | 57.38 | |||||||||||||
1981 | 52.39 | 56.02 | 54.94 | 55.77 | 56.76 | 62.18 | 57.79 | 59.21 | 60.37 | 59.29 | 58.32 | 53.97 | 57.25 | |||||||||||||
1982 | 48.44 | 55.00 | 52.77 | 55.60 | 55.76 | 56.28 | 57.92 | 60.13 | 62.58 | 62.77 | 54.40 | 52.19 | 56.15 | |||||||||||||
1983 | 49.37 | 54.62 | 55.29 | 56.80 | 59.66 | 61.78 | 63.42 | 65.60 | a | 67.07 | 63.97 | 56.12 | 52.82 | 58.88 | ||||||||||||
1984 | 51.58 | 52.57 | 56.66 | 54.20 | 59.90 | 59.65 | 63.89 | 62.73 | 69.35 | 61.48 | 55.93 | 50.84 | 58.23 | |||||||||||||
1985 | 49.95 | 55.98 | 53.16 | 59.80 | 58.05 | 63.83 | 63.50 | a | 64.08 | 64.08 | 63.15 | 54.95 | 51.24 | 58.48 | ||||||||||||
1986 | 56.56 | 58.91 | 60.44 | 58.55 | 60.00 | 63.22 | 62.76 | 61.87 | 62.75 | 63.58 | 60.18 | 52.47 | 60.11 | |||||||||||||
1987 | 51.79 | 56.41 | 57.11 | 60.43 | 61.06 | 60.47 | 61.48 | 63.45 | 63.78 | 65.03 | 58.73 | 52.24 | 59.33 | |||||||||||||
1988 | 52.82 | 57.66 | 59.06 | 58.73 | 58.63 | a | 61.02 | 63.57 | a | 64.00 | 63.03 | 61.44 | 57.25 | 53.23 | 59.20 | |||||||||||
1989 | 51.26 | 49.98 | 55.35 | 60.87 | 59.26 | 61.55 | 62.42 | 63.00 | 61.80 | 62.00 | 58.80 | 52.60 | 58.24 | |||||||||||||
1990 | 52.74 | 51.95 | 54.84 | 59.22 | 59.00 | 62.33 | 62.89 | 65.24 | 65.95 | 64.21 | 57.98 | 49.10 | 58.79 | |||||||||||||
1991 | 53.37 | 57.88 | 53.19 | 57.03 | 56.77 | 58.58 | 61.29 | 63.00 | 63.12 | 64.35 | 60.05 | 53.39 | 58.50 | |||||||||||||
1992 | 51.42 | 58.38 | 59.23 | 62.62 | 62.73 | 62.53 | 65.10 | 63.76 | 65.78 | 66.73 | 59.72 | 51.69 | 60.81 | |||||||||||||
1993 | 51.08 | 53.77 | 59.00 | 59.42 | 62.45 | 64.96 | b | 62.80 | a | 66.05 | a | 63.38 | 64.27 | 58.17 | 51.52 | 59.74 | ||||||||||
1994 | 53.66 | 52.68 | 58.10 | 57.58 | 58.71 | 60.52 | a | 59.61 | 63.42 | 63.67 | 62.19 | 51.93 | 49.52 | 57.63 | ||||||||||||
1995 | 54.03 | 56.91 | 56.15 | 56.92 | 57.39 | 61.02 | a | 65.05 | b | 64.05 | 64.68 | 64.58 | 60.85 | 55.50 | 59.76 | |||||||||||
1996 | 54.02 | 57.09 | 58.74 | 61.40 | 61.71 | 62.34 | a | 63.65 | 63.73 | 63.55 | 62.84 | 57.75 | b | 55.82 | 60.22 | |||||||||||
1997 | 52.65 | 56.09 | 58.21 | 58.10 | 61.57 | b | 61.62 | 62.27 | 65.74 | 67.75 | 62.45 | 59.30 | 53.82 | 59.96 | ||||||||||||
1998 | 53.63 | 52.66 | 55.66 | 55.43 | 56.55 | 59.30 | 60.10 | 61.08 | 61.72 | 60.55 | 55.18 | 49.95 | 56.82 | |||||||||||||
1999 | 50.50 | 51.45 | 51.18 | 54.88 | 53.74 | 56.37 | 58.66 | 60.87 | 61.48 | 62.42 | 57.78 | 54.23 | 56.13 | |||||||||||||
2000 | 52.63 | 53.83 | 54.94 | 57.10 | 58.24 | 59.50 | 58.32 | 60.66 | 64.70 | 59.52 | 53.80 | 53.95 | 57.27 | |||||||||||||
2001 | 51.37 | 52.05 | 55.85 | 52.50 | 60.95 | a | 61.30 | 60.47 | 61.50 | 61.00 | 62.65 | 58.63 | 52.76 | 57.59 | ||||||||||||
2002 | 50.68 | 55.45 | 53.55 | a | 54.83 | 55.02 | 58.02 | 59.16 | 60.39 | 61.52 | 60.77 | 59.22 | 54.23 | 56.90 | ||||||||||||
2003 | 56.27 | 54.59 | 56.45 | 53.92 | 58.03 | 60.50 | 59.32 | 63.48 | 64.83 | 62.97 | 55.33 | 52.85 | 58.21 | |||||||||||||
2004 | 51.77 | 53.69 | 60.24 | 58.48 | 58.13 | 58.93 | 60.68 | 62.81 | 64.88 | 60.03 | 56.50 | 53.48 | 58.30 | |||||||||||||
2005 | 50.32 | 55.84 | 57.84 | 55.92 | 59.10 | 59.33 | 60.97 | 59.77 | 59.67 | 60.52 | 60.25 | 55.48 | 57.92 | |||||||||||||
2006 | 52.61 | 54.70 | 50.89 | 54.87 | 57.35 | 60.20 | 61.73 | 59.52 | 59.57 | 60.69 | 56.25 | 52.35 | 56.73 | |||||||||||||
2007 | 49.97 | 53.02 | 56.92 | 55.40 | 57.29 | 59.12 | 61.44 | 61.95 | 63.40 | 60.35 | 57.28 | 50.77 | 57.24 | |||||||||||||
2008 | 49.79 | 53.14 | 54.48 | 54.88 | 57.60 | 58.86 | a | 60.47 | 61.94 | 63.33 | 63.40 | 59.08 | 50.42 | 57.28 | ||||||||||||
2009 | 54.11 | 52.87 | b | 54.11 | 56.12 | 57.66 | 60.45 | 59.18 | 62.56 | 63.42 | 61.10 | 57.33 | 50.27 | 57.43 | ||||||||||||
2010 | 51.71 | 54.48 | 55.18 | 54.97 | 56.11 | 59.33 | 58.39 | 59.31 | 63.17 | 60.60 | 56.12 | 53.06 | 56.87 | |||||||||||||
2011 | 51.73 | 51.96 | 54.37 | 55.23 | 55.68 | 58.72 | 60.10 | 59.85 | 62.45 | 63.31 | 54.63 | 52.27 | 56.69 | |||||||||||||
2012 | 52.92 | 53.88 | 53.24 | 56.13 | 56.90 | 59.22 | 59.44 | 59.02 | 58.12 | 62.23 | 58.28 | 52.10 | 56.79 | |||||||||||||
2013 | 50.81 | 52.38 | 55.16 | 57.62 | 58.68 | 60.37 | 59.74 | 61.34 | 63.45 | 59.79 | 57.70 | 51.77 | 57.40 | |||||||||||||
2014 | 56.45 | 54.43 | 58.31 | 57.88 | 60.34 | 59.77 | 62.76 | 62.90 | 64.53 | 65.21 | 59.82 | 56.29 | 59.89 | |||||||||||||
2015 | 55.42 | 59.39 | 59.95 | 57.03 | 55.68 | 60.23 | 63.92 | 66.00 | 66.07 | 65.58 | 55.73 | 51.63 | 59.72 | |||||||||||||
2016 | 53.66 | 58.59 | 56.81 | 59.57 | 58.84 | 60.28 | 59.29 | 60.15 | 62.22 | 61.98 | 58.68 | 51.58 | 58.47 | |||||||||||||
2017 | 50.89 | 54.39 | 56.98 | 57.68 | 58.15 | 60.70 | 60.58 | 62.19 | 67.85 | 63.47 | 58.45 | 54.39 | 58.81 | |||||||||||||
2018 | 54.39 | 55.52 | a | 54.74 | 56.32 | 57.16 | 59.78 | 60.47 | 60.45 | 60.42 | 62.27 | 59.08 | 53.98 | 57.88 | ||||||||||||
2019 | 54.92 | 50.34 | 55.21 | 57.92 | 56.42 | 62.05 | 60.65 | 64.23 | 65.10 | 63.11 | 56.82 | 53.56 | 58.36 | |||||||||||||
2020 | 52.82 | 56.36 | 54.53 | 56.48 | 60.27 | 61.32 | 60.44 | 62.90 | a | 65.53 | 65.18 | 56.12 | 53.39 | 58.78 | ||||||||||||
2021 | 53.06 | 54.20 | 53.39 | 53.78 | 55.90 | 59.68 | 58.94 | 62.03 | 61.95 | 61.10 | 58.75 | 50.84 | 56.97 | |||||||||||||
2022 | 54.00 | 55.82 | 54.47 | 55.73 | 57.26 | 60.78 | 59.53 | 63.16 | 65.17 | 59.81 | 54.73 | 50.82 | 57.61 | |||||||||||||
2023 | 52.84 | 50.48 | 51.24 | 54.27 | 56.34 | 58.35 | 60.18 | 64.11 | 62.78 | 61.56 | o | 58.24 | e | 55.18 | 56.73 | a | ||||||||||
2024 | 54.39 | 54.66 | 55.29 | 55.28 | l | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 54.78 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 50.96 | 53.51 | 54.81 | 55.99 | 57.26 | 59.49 | 59.47 | 60.28 | 62.32 | 61.42 | 57.12 | 51.93 | 57.26 | |||||||||||||
S.D. | 2.44 | 2.40 | 2.41 | 2.13 | 1.97 | 1.84 | 1.88 | 2.11 | 2.12 | 1.88 | 1.86 | 2.03 | 1.20 | |||||||||||||
SKEW | -0.31 | -0.01 | 0.32 | 0.25 | 0.45 | 0.15 | 0.57 | 0.53 | 0.41 | 0.08 | 0.01 | -0.02 | 0.60 | |||||||||||||
MAX | 56.56 | 59.39 | 60.68 | 62.62 | 62.73 | 64.96 | 65.10 | 66.05 | 69.35 | 66.73 | 61.00 | 57.53 | 60.81 | |||||||||||||
MIN | 43.58 | 47.96 | 48.94 | 50.73 | 52.58 | 54.57 | 55.68 | 56.37 | 57.67 | 56.60 | 51.93 | 47.08 | 54.82 | |||||||||||||
YRS | 150 | 149 | 150 | 149 | 149 | 129 | 149 | 149 | 149 | 148 | 149 | 149 | 127 |