"station_id" "year" "Jan" "Feb" "Mar" "Apr" "May" "Jun" "Jul" "Aug" "Sep" "Oct" "Nov" "Dec" 01042500 1903 30.94 19.36 20.06 01042500 1904 18.95 14.79 27.11 50.71 136.07 171.55 151.91 83.99 59.99 44.29 37.78 42.38 01042500 1905 59.70 45.82 52.05 47.20 122.62 153.14 115.10 58.54 35.33 24.48 23.74 29.26 01042500 1906 26.58 33.67 13.20 60.21 190.31 152.26 121.70 77.66 45.71 35.94 17.94 34.09 01042500 1907 26.05 22.76 39.70 45.09 211.43 143.56 110.91 104.01 54.81 33.80 150.57 77.03 01042500 1908 64.01 65.61 104.78 85.84 252.30 176.76 83.71 80.07 43.89 25.67 16.46 18.54 01042500 1909 19.05 38.70 40.43 82.81 227.13 111.72 91.46 72.45 51.06 34.99 39.03 27.52 01042500 1910 63.21 46.93 41.47 115.32 169.42 134.24 91.01 68.95 39.74 45.11 33.97 37.62 01042500 1911 35.58 25.54 23.07 27.64 73.55 85.77 66.09 64.85 48.83 27.76 13.79 21.72 01042500 1912 27.28 47.59 50.52 75.21 241.25 141.42 78.20 60.32 45.55 40.39 43.14 51.95 01042500 1913 62.64 69.14 72.35 205.26 118.07 98.50 94.04 73.36 45.07 30.84 24.17 31.83 01042500 1914 70.51 56.73 34.53 74.13 231.52 98.16 85.96 78.09 47.69 35.49 29.36 33.67 01042500 1915 27.08 24.12 22.27 40.68 101.05 72.02 90.73 49.58 51.79 45.85 37.35 48.14 01042500 1916 53.72 48.13 63.35 62.70 121.92 105.17 100.37 85.15 61.22 42.79 47.26 45.76 01042500 1917 58.31 74.69 69.03 59.90 148.39 293.79 169.95 134.23 107.13 66.27 58.65 85.84 01042500 1918 71.43 55.98 40.42 65.01 90.66 79.10 92.85 82.03 65.75 47.15 100.03 99.75 01042500 1919 95.36 90.82 63.10 127.76 223.70 92.55 90.84 91.98 62.67 51.23 30.05 58.89 01042500 1920 61.29 58.59 59.65 89.93 186.35 107.25 99.09 91.86 63.38 64.10 70.22 59.85 01042500 1921 69.33 70.49 57.10 132.99 106.60 84.67 83.67 60.28 47.67 37.99 38.11 41.73 01042500 1922 46.04 41.16 24.73 76.70 100.57 149.73 115.83 87.83 61.85 46.78 36.26 29.58 01042500 1923 31.61 30.06 28.44 68.00 162.47 97.81 90.84 71.12 52.42 39.63 41.28 38.64 01042500 1924 48.90 58.10 55.21 44.99 131.00 85.47 82.62 75.59 54.38 44.00 37.44 35.28 01042500 1925 41.52 29.30 30.04 49.66 87.60 118.18 107.32 54.33 49.40 36.75 128.80 87.95 01042500 1926 81.66 80.50 83.07 43.52 66.50 107.20 77.81 61.69 53.26 38.89 39.66 43.84 01042500 1927 54.90 60.68 47.41 35.04 68.83 107.33 66.25 56.42 51.70 55.63 100.22 115.73 01042500 1928 67.91 76.05 71.45 90.61 244.82 141.55 80.11 74.59 50.77 46.01 31.43 65.54 01042500 1929 67.10 82.45 64.29 60.05 232.76 92.28 78.06 74.49 68.22 54.62 39.30 36.89 01042500 1930 32.34 44.73 56.15 67.44 110.19 98.60 87.49 79.49 64.52 56.17 33.33 87.09 01042500 1931 84.50 43.12 26.07 54.65 32.64 47.34 64.96 44.25 52.42 43.01 42.86 62.32 01042500 1932 45.29 72.53 56.51 77.80 97.98 57.96 62.23 55.22 66.54 43.38 56.60 65.40 01042500 1933 80.00 69.91 65.03 68.48 183.73 77.38 71.35 60.31 66.19 33.97 35.23 51.16 01042500 1934 61.43 59.70 36.99 80.59 75.57 63.09 68.55 72.96 46.30 59.12 28.97 54.25 01042500 1935 63.01 81.27 50.78 78.85 73.99 135.73 53.78 76.98 77.19 62.97 39.54 37.67 01042500 1936 44.11 67.98 113.81 169.15 220.03 82.97 67.26 66.84 58.62 52.17 47.15 56.29 01042500 1937 56.74 90.70 68.95 66.32 227.41 79.83 65.89 62.55 58.82 51.46 34.48 45.46 01042500 1938 65.44 66.46 56.77 57.82 215.58 65.87 90.93 73.82 66.59 65.73 68.50 59.40 01042500 1939 91.95 93.56 80.44 60.96 64.38 46.30 72.82 70.20 55.45 49.81 52.25 64.57 01042500 1940 84.06 76.55 61.86 33.18 64.59 72.87 74.47 72.62 59.57 60.53 30.17 56.43 01042500 1941 73.36 78.51 64.68 51.98 29.70 47.52 41.57 56.19 57.52 50.67 28.63 39.20 01042500 1942 39.34 44.37 24.60 51.44 61.15 115.92 80.50 68.83 66.70 59.21 41.63 49.08 01042500 1943 69.99 68.31 38.94 26.28 83.21 134.80 84.41 62.75 60.37 48.23 37.70 69.41 01042500 1944 94.93 98.39 83.87 36.39 55.54 47.59 53.07 57.31 47.80 37.97 36.75 42.24 01042500 1945 55.27 87.03 69.18 155.92 244.57 66.29 71.11 70.74 62.54 41.63 42.32 51.25 01042500 1946 68.90 97.73 70.57 105.02 169.39 59.28 69.84 57.02 57.35 32.95 36.44 43.09 01042500 1947 66.51 61.69 131.96 49.77 271.52 116.49 48.83 74.60 81.10 72.11 45.67 39.58 01042500 1948 40.14 42.75 23.85 31.86 65.29 43.77 55.64 71.29 64.43 56.62 32.40 48.46 01042500 1949 52.21 79.31 65.22 40.95 26.62 49.80 64.27 65.68 58.20 54.37 16.31 26.86 01042500 1950 23.51 46.52 39.43 50.51 34.47 40.58 51.26 62.50 69.45 58.92 70.63 95.23 01042500 1951 88.73 84.80 101.32 206.38 117.96 76.19 39.25 90.07 63.03 49.74 61.04 67.10 01042500 1952 86.15 118.68 74.65 57.04 81.17 108.72 48.49 64.66 77.02 70.32 27.66 19.85 01042500 1953 40.56 46.64 75.87 144.16 138.09 70.52 33.08 83.49 80.63 57.82 58.06 43.67 01042500 1954 78.21 67.26 54.10 88.52 168.57 151.86 77.97 96.52 156.05 178.33 124.33 100.97 01042500 1955 120.89 110.17 111.07 110.59 122.52 76.54 86.21 65.60 48.27 61.76 38.48 51.74 01042500 1956 45.77 68.85 83.06 47.22 61.18 74.20 45.97 64.11 76.87 67.38 34.40 69.97 01042500 1957 92.82 76.54 24.32 31.36 27.02 51.26 43.42 60.13 54.07 63.54 35.83 50.14 01042500 1958 75.23 99.97 121.71 179.06 177.77 56.84 63.91 64.85 63.85 60.30 39.69 57.25 01042500 1959 72.38 89.62 58.11 65.48 57.61 160.24 68.63 78.56 72.26 53.63 53.19 63.56 01042500 1960 87.58 84.40 95.77 123.24 182.49 65.95 69.56 65.03 48.22 39.12 40.89 63.27 01042500 1961 76.14 74.90 66.80 43.52 239.87 119.81 57.05 66.10 81.70 66.05 51.42 57.51 01042500 1962 62.85 77.75 71.46 58.85 63.85 79.46 57.58 55.10 41.16 28.15 38.49 70.76 01042500 1963 95.44 145.55 147.30 43.83 113.26 60.98 60.11 69.08 64.41 78.76 81.66 125.06 01042500 1964 87.35 89.33 47.61 40.54 44.30 63.20 66.03 77.68 68.37 69.69 41.15 34.72 01042500 1965 53.67 60.50 55.01 33.84 27.86 46.72 42.22 35.85 33.29 33.73 43.05 66.70 01042500 1966 73.47 73.98 45.47 48.60 77.99 79.01 64.53 71.68 65.07 67.61 49.54 34.50 01042500 1967 55.38 93.29 78.65 26.68 56.09 125.31 66.24 58.40 83.16 73.11 63.03 50.98 01042500 1968 78.96 83.13 66.77 88.18 87.46 64.69 63.34 79.42 63.25 49.05 33.71 35.44 01042500 1969 40.94 70.12 67.41 71.76 264.74 114.80 60.24 74.08 73.30 69.42 126.30 137.49 01042500 1970 157.70 101.87 129.96 101.94 237.32 64.35 62.61 78.75 59.08 52.02 63.86 63.96 01042500 1971 74.15 77.07 80.24 98.21 113.15 65.18 53.76 64.45 80.12 64.62 53.93 35.53 01042500 1972 31.17 34.37 41.18 73.45 119.95 117.09 94.66 82.55 69.90 50.46 39.32 53.91 01042500 1973 50.30 74.62 95.04 203.78 261.81 97.07 129.23 80.46 81.95 63.73 54.51 230.55 01042500 1974 100.33 104.06 69.23 144.39 382.85 99.77 65.24 79.16 89.05 60.23 35.42 47.92 01042500 1975 74.41 75.72 55.11 67.68 78.71 126.83 55.04 68.61 85.05 52.81 39.24 50.92 01042500 1976 53.80 40.80 71.04 171.48 215.35 75.76 110.57 106.94 72.85 82.18 98.88 58.56 01042500 1977 74.91 100.66 97.03 135.39 100.00 112.05 76.24 52.42 52.57 74.67 102.63 69.43 01042500 1978 110.85 130.45 146.20 116.76 144.18 82.95 79.60 84.81 51.72 45.14 60.80 62.63 01042500 1979 37.95 72.04 60.97 99.75 215.61 122.56 50.79 49.35 56.37 40.93 57.74 75.59 01042500 1980 64.40 57.42 42.04 24.34 19.79 22.28 36.56 62.46 53.20 54.84 71.83 80.17 01042500 1981 87.97 45.92 36.94 32.56 75.28 78.31 50.36 43.52 106.04 153.54 106.74 89.26 01042500 1982 82.94 104.00 121.01 133.68 160.58 62.98 58.48 59.95 56.23 52.20 34.94 51.16 01042500 1983 53.23 60.52 42.12 268.66 223.21 127.88 68.85 78.58 50.99 38.69 30.37 58.99 01042500 1984 90.08 86.07 92.47 130.23 197.89 235.82 122.46 74.21 66.84 50.62 27.41 31.28 01042500 1985 47.34 43.25 17.68 38.75 49.01 53.62 118.45 62.31 82.29 78.97 45.83 67.56 01042500 1986 81.74 78.45 89.84 92.96 134.90 86.41 39.21 74.03 107.92 96.69 39.58 39.10 01042500 1987 77.49 102.35 76.32 86.88 101.28 101.95 63.21 30.68 29.81 39.19 30.80 38.81 01042500 1988 54.07 74.89 67.19 44.86 23.42 18.79 21.95 46.78 89.26 77.18 115.73 83.76 01042500 1989 75.06 58.72 24.71 44.62 141.36 85.87 42.83 57.83 93.75 79.44 39.46 65.72 01042500 1990 54.16 74.11 66.37 61.69 154.79 92.14 67.54 63.30 83.01 83.02 149.34 137.38 01042500 1991 101.06 100.81 86.63 170.45 138.10 66.50 43.87 48.34 74.77 78.41 54.49 61.40 01042500 1992 93.85 103.42 73.81 56.89 56.34 59.63 91.15 68.70 82.90 66.28 32.75 35.73 01042500 1993 51.83 75.73 62.45 123.04 137.40 92.76 77.70 48.20 54.98 56.84 47.65 56.35 01042500 1994 90.43 92.37 68.31 84.65 187.76 80.38 70.08 68.78 42.93 59.98 43.59 41.32 01042500 1995 65.69 104.74 91.78 36.34 41.85 89.42 52.51 46.22 48.04 51.43 112.44 103.83 01042500 1996 107.97 154.44 226.00 91.48 225.83 131.48 181.30 98.42 111.29 80.50 37.59 51.52 01042500 1997 92.62 122.58 108.88 73.14 158.19 65.00 61.20 47.55 64.92 61.85 36.06 33.39 01042500 1998 53.51 88.32 81.37 209.90 100.82 92.94 177.39 76.59 85.44