"station_id" "year" "Jan" "Feb" "Mar" "Apr" "May" "Jun" "Jul" "Aug" "Sep" "Oct" "Nov" "Dec" 01092000 1936 57.57 205.44 01092000 1937 234.79 230.06 157.68 387.28 454.71 186.62 91.81 60.25 47.56 80.54 186.33 213.45 01092000 1938 176.96 196.07 230.91 288.41 160.21 91.59 118.30 104.12 410.49 150.25 129.36 296.81 01092000 1939 148.38 114.53 182.05 513.98 281.82 91.94 51.80 54.78 39.15 45.84 78.22 70.77 01092000 1940 41.56 41.32 60.62 545.19 419.92 225.69 85.72 55.97 77.59 45.62 143.95 105.39 01092000 1941 122.48 152.77 109.18 229.26 92.94 57.01 66.59 37.85 30.64 38.60 56.93 52.89 01092000 1942 65.92 41.34 243.83 343.75 131.90 145.12 57.35 45.76 42.16 51.09 111.87 111.46 01092000 1943 79.07 93.72 214.29 300.04 393.28 116.36 61.24 112.11 60.09 80.55 197.03 87.75 01092000 1944 56.51 54.24 125.91 412.04 222.38 206.48 89.74 41.90 82.24 72.79 70.45 110.81 01092000 1945 130.12 113.14 397.99 325.13 407.25 249.75 133.19 67.19 63.13 101.00 131.81 197.15 01092000 1946 147.08 125.49 386.46 196.20 241.17 150.07 54.85 86.43 63.10 109.85 89.57 82.95 01092000 1947 94.41 160.46 233.59 383.71 294.59 227.71 88.62 54.90 48.16 25.63 66.14 44.52 01092000 1948 39.94 54.92 290.74 276.95 308.11 173.15 72.55 46.86 29.20 28.32 87.15 56.87 01092000 1949 204.36 123.97 190.99 225.10 137.43 57.71 34.32 34.89 43.40 39.90 65.61 80.75 01092000 1950 119.85 103.97 151.39 406.34 149.91 109.17 31.64 29.19 38.67 45.09 142.51 210.48 01092000 1951 126.67 233.09 258.10 596.83 181.66 99.56 90.99 97.30 94.01 116.75 289.05 186.90 01092000 1952 238.12 212.80 206.58 623.16 273.88 215.48 47.67 38.45 39.71 40.50 39.21 152.57 01092000 1953 139.28 237.43 516.51 520.46 348.12 58.40 32.10 41.89 25.68 35.60 70.20 173.04 01092000 1954 81.01 155.22 223.97 358.92 516.84 206.68 72.07 50.09 248.87 111.22 226.07 248.72 01092000 1955 144.42 135.23 203.53 389.94 152.08 140.48 43.30 77.83 48.04 91.96 205.34 77.33 01092000 1956 200.27 108.43 109.47 436.03 364.33 158.46 82.58 33.96 71.69 63.28 75.85 118.83 01092000 1957 141.73 106.14 180.24 178.89 86.63 48.04 45.20 25.93 21.10 31.11 106.18 267.29 01092000 1958 203.55 178.46 175.83 538.49 315.20 85.93 53.54 42.27 35.21 47.30 70.61 73.94 01092000 1959 76.20 74.28 152.92 477.85 118.41 77.56 47.33 34.86 51.11 177.55 261.95 303.27 01092000 1960 166.79 169.80 130.08 722.55 310.50 137.73 54.55 47.89 122.23 113.11 131.39 108.01 01092000 1961 64.03 83.43 199.69 429.09 262.10 106.11 59.48 37.75 42.94 31.99 62.92 63.61 01092000 1962 72.39 55.69 119.98 465.34 208.16 66.85 37.45 42.62 33.31 171.03 204.90 193.41 01092000 1963 96.14 85.78 160.75 405.25 211.40 49.88 31.25 31.43 25.96 25.79 133.46 129.70 01092000 1964 155.63 132.45 235.04 397.88 137.46 38.34 31.17 28.21 21.15 21.83 44.26 62.13 01092000 1965 48.54 61.24 102.25 190.06 106.03 47.08 26.54 22.14 33.35 54.91 65.96 57.42 01092000 1966 58.16 74.94 215.48 212.38 187.34 81.92 30.17 34.95 44.69 72.91 154.45 100.95 01092000 1967 74.77 61.22 87.27 477.21 327.64 130.48 77.05 59.90 35.68 62.85 72.43 120.86 01092000 1968 65.88 78.70 321.41 317.10 232.25 241.71 109.31 38.82 37.82 41.28 88.39 191.91 01092000 1969 92.70 104.45 183.74 726.61 325.59 110.38 62.37 134.04 52.37 43.73 229.93 221.57 01092000 1970 161.50 322.08 170.44 484.12 248.58 62.07 40.86 31.38 35.38 67.67 83.96 96.45 01092000 1971 75.81 93.04 153.50 451.14 360.07 63.82 33.48 46.24 42.94 47.67 43.22 77.76 01092000 1972 83.83 99.04 242.94 462.04 400.64 167.66 126.01 58.97 40.05 58.73 174.86 214.55 01092000 1973 232.81 252.20 367.70 424.66 319.32 171.35 324.78 79.70 44.13 55.44 97.89 381.89 01092000 1974 240.57 183.84 229.20 378.04 298.73 107.93 50.26 33.21 61.32 60.37 104.29 149.28 01092000 1975 121.98 118.43 236.65 353.99 167.27 109.60 81.27 39.83 88.10 217.26 261.40 196.83 01092000 1976 147.06 253.50 349.49 391.89 263.30 67.96 50.81 99.18 52.50 133.88 100.87 72.47 01092000 1977 51.96 57.83 409.73 375.53 138.17 70.21 43.82 35.71 65.84 294.01 164.06 232.53 01092000 1978 307.09 182.73 144.92 426.92 288.06 156.93 37.31 30.16 27.00 33.31 37.96 41.29 01092000 1979 124.33 81.71 507.39 391.89 297.93 135.80 45.74 42.72 56.98 159.07 138.89 138.98 01092000 1980 85.75 38.33 148.89 346.02 150.93 57.06 32.88 23.83 31.43 55.58 73.31 88.13 01092000 1981 42.78 320.67 237.02 230.64 197.62 82.83 95.88 102.42 89.17 198.64 236.58 165.74 01092000 1982 144.14 136.72 195.27 537.27 190.91 214.15 88.15 62.03 33.45 46.70 79.54 76.45 01092000 1983 128.35 164.83 468.32 450.02 353.28 175.86 38.49 32.46 26.92 42.70 204.65 387.70 01092000 1984 126.37 301.63 248.35 539.67 332.08 466.54 147.96 38.18 32.08 43.15 67.60 80.27 01092000 1985 83.73 103.50 220.84 172.54 109.83 46.65 36.86 26.54 57.60 88.07 186.39 111.97 01092000 1986 190.16 201.10 328.67 302.52 114.18 128.98 74.32 131.13 58.58 72.93 141.33 216.70 01092000 1987 104.98 73.55 155.85 670.90 163.53 130.89 102.10 36.88 73.53 108.36 105.67 145.52 01092000 1988 68.51 100.92 146.45 264.20 286.37 71.23 69.80 52.26 66.28 42.08 184.58 88.90 01092000 1989 54.48 55.55 106.71 336.90 384.03 221.63 66.93 58.49 51.05 170.32 223.22 86.72 01092000 1990 94.63 163.52 347.38 298.18 213.15 117.45 58.57 242.83 57.57 177.93 162.34 220.53 01092000 1991 140.50 126.52 196.47 222.21 134.54 49.71 22.89 69.19 73.29 167.43 180.10 179.13 01092000 1992 176.24 99.25 190.27 238.28 169.54 110.49 70.22 56.10 56.49 63.47 154.19 117.02 01092000 1993 127.05 65.90 112.03 601.45 119.23 60.65 27.80 42.08 38.97 63.48 112.89 213.06 01092000 1994 97.98 103.88 233.48 494.71 270.75 73.20 45.76 46.00 50.05 53.93 57.21 184.87 01092000 1995 231.77 103.70 227.52 130.60 116.94 57.22 34.44 45.76 21.47 168.15 365.66 128.32 01092000 1996 287.11 276.18 233.84 493.38 465.31 121.61 193.29 54.89 33.68