YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1949 | 560.00 | f | 509.00 | 416.50 | 317.00 | 267.50 | 204.50 | 199.50 | 157.00 | 97.50 | 255.50 | 167.00 | 509.00 | 3100.00 | ||||||||||||
1950 | 576.27 | c | 385.00 | b | 390.00 | 381.50 | 255.00 | f | 238.00 | 179.50 | 122.50 | 102.22 | c | 122.50 | j | 0.00 | z | 65.00 | z | 2374.99 | ||||||
1951 | 478.95 | a | 262.00 | h | 0.00 | z | 0.00 | z | 161.00 | j | 232.00 | 223.00 | 170.50 | 130.18 | b | 157.07 | a | 273.50 | 473.50 | 2138.70 | ||||||
1952 | 529.50 | 384.50 | 467.00 | 330.50 | 266.00 | 270.50 | 161.50 | 201.50 | a | 122.00 | 221.00 | 302.50 | 423.00 | 3679.50 | ||||||||||||
1953 | 340.50 | 358.50 | 388.50 | 383.50 | 293.50 | 240.00 | 190.00 | 155.50 | 92.00 | 167.50 | 260.00 | 355.50 | 3225.00 | |||||||||||||
1954 | 473.50 | 246.50 | 444.50 | 293.50 | 311.00 | 236.00 | 185.00 | 215.50 | 166.00 | 174.00 | 188.50 | f | 397.50 | 3143.00 | ||||||||||||
1955 | 522.00 | 390.00 | 0.00 | z | 406.00 | 311.50 | 233.28 | a | 266.50 | 238.04 | c | 166.00 | f | 194.00 | 315.00 | 375.50 | 3251.81 | |||||||||
1956 | 432.50 | 458.82 | a | 337.00 | f | 364.00 | 266.50 | 228.50 | 229.00 | 197.00 | 83.00 | 190.00 | 187.00 | 321.00 | 2957.32 | |||||||||||
1957 | 517.00 | 304.00 | 264.50 | f | 285.50 | 231.00 | 151.50 | 140.50 | 151.50 | 51.00 | 102.00 | 244.00 | 322.00 | 2500.00 | ||||||||||||
1958 | 347.50 | 265.50 | 403.00 | 285.50 | 182.50 | 94.00 | 140.50 | 68.00 | 32.50 | 117.50 | 224.50 | 236.00 | 2397.00 | |||||||||||||
1959 | 349.50 | 355.50 | 232.00 | 239.50 | 252.00 | 188.50 | 133.00 | 87.50 | 103.50 | 80.50 | 175.00 | 265.50 | 2462.00 | |||||||||||||
1960 | 440.00 | 347.00 | 305.00 | 275.00 | 260.50 | 138.00 | 154.00 | 170.00 | 146.00 | 166.00 | 320.00 | 370.50 | 3092.00 | |||||||||||||
1961 | 287.00 | 298.00 | 353.50 | 283.00 | 292.50 | 138.50 | 120.00 | 82.00 | 94.50 | 179.00 | 283.50 | 429.00 | 2840.50 | |||||||||||||
1962 | 383.50 | 402.00 | 419.50 | 299.50 | 299.50 | 243.00 | 247.50 | 119.50 | 196.50 | 132.00 | 233.50 | 345.00 | 3321.00 | |||||||||||||
1963 | 446.50 | 210.00 | 380.50 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 12.50 | x | 131.00 | 262.00 | 373.50 | 1803.50 | |||||||
1964 | 461.00 | 359.50 | 447.00 | 403.50 | 384.00 | 229.50 | 190.00 | 180.00 | 166.50 | 142.50 | 345.50 | 385.50 | 3694.50 | |||||||||||||
1965 | 392.50 | 372.00 | 389.50 | 312.00 | 374.50 | 279.00 | 224.50 | 102.50 | 119.50 | 119.50 | 244.00 | 474.50 | 3404.00 | |||||||||||||
1966 | 444.00 | 396.50 | 378.50 | 254.50 | 309.00 | 196.50 | 196.00 | 168.00 | 94.00 | 140.00 | 269.50 | 389.50 | 3236.00 | |||||||||||||
1967 | 378.50 | 302.50 | 413.00 | 453.50 | 274.00 | 281.00 | 173.50 | 143.50 | 56.50 | 80.50 | 216.21 | a | 459.50 | 3232.21 | ||||||||||||
1968 | 434.00 | 262.50 | 310.50 | 320.00 | 305.00 | 205.50 | 188.00 | 104.00 | 92.50 | 187.50 | 272.00 | 468.00 | 3149.50 | |||||||||||||
1969 | 450.00 | 427.00 | 370.00 | 352.50 | 281.50 | 193.00 | 202.50 | 199.50 | 127.00 | 142.50 | 174.00 | 321.00 | 3240.50 | |||||||||||||
1970 | 360.50 | 264.50 | 287.00 | 387.50 | 246.50 | 215.50 | 184.50 | 214.00 | 93.50 | 205.00 | 254.50 | 463.50 | 3176.50 | |||||||||||||
1971 | 422.00 | 385.00 | 390.50 | 387.00 | 356.00 | 225.50 | 211.00 | 86.50 | 74.00 | 260.50 | 328.50 | 547.00 | 3673.50 | |||||||||||||
1972 | 504.50 | 337.00 | 318.50 | 324.00 | 280.00 | 204.00 | 92.00 | 87.00 | 106.00 | 131.50 | 317.00 | 518.50 | 3220.00 | |||||||||||||
1973 | 475.50 | 309.00 | 427.50 | 280.50 | 271.50 | 149.00 | 172.00 | 182.50 | 130.50 | 182.00 | 346.50 | 412.50 | 3339.00 | |||||||||||||
1974 | 495.00 | 392.50 | 379.00 | 309.50 | 334.50 | 212.50 | 149.50 | 122.50 | 123.00 | 151.50 | 293.50 | 467.50 | 3430.50 | |||||||||||||
1975 | 413.00 | 367.00 | 409.50 | 433.50 | 278.50 | 237.50 | 182.00 | 154.50 | 164.00 | 224.50 | 342.50 | 427.50 | 3634.00 | |||||||||||||
1976 | 365.00 | 388.50 | 417.00 | 366.50 | 288.00 | 179.50 | 137.50 | 63.50 | 102.50 | 116.50 | 184.50 | 326.00 | 2935.00 | |||||||||||||
1977 | 406.00 | 279.50 | 432.50 | 332.00 | 326.00 | 227.00 | 160.50 | 103.00 | 82.50 | 168.50 | 226.00 | 328.00 | 3071.50 | |||||||||||||
1978 | 337.50 | 317.50 | 240.50 | 302.50 | 201.50 | 200.50 | 170.00 | 113.50 | 83.50 | 182.50 | 347.50 | 502.50 | 2999.50 | |||||||||||||
1979 | 475.50 | 406.50 | 351.50 | 301.50 | 215.00 | 198.50 | 127.00 | 114.00 | 31.50 | 97.50 | 276.50 | 317.00 | 2912.00 | |||||||||||||
1980 | 350.00 | 260.00 | 345.50 | 273.00 | 304.00 | 218.50 | 128.00 | 167.50 | 114.50 | 164.50 | 222.00 | 279.50 | 2827.00 | |||||||||||||
1981 | 319.50 | 293.00 | 358.50 | 313.50 | 290.50 | 146.00 | 201.50 | 169.00 | 139.50 | 218.00 | 233.50 | 355.50 | 3038.00 | |||||||||||||
1982 | 499.00 | 307.50 | 415.00 | 297.00 | 312.50 | 235.00 | 215.00 | 145.00 | 90.00 | 139.00 | 305.00 | 421.00 | 3381.00 | |||||||||||||
1983 | 356.00 | 303.00 | 325.50 | 314.50 | 256.00 | 189.50 | 128.50 | 46.50 | 20.00 | 70.50 | 273.50 | 362.50 | 2646.00 | |||||||||||||
1984 | 394.50 | 354.00 | 294.00 | 370.50 | 234.50 | 232.00 | 93.00 | 100.50 | 26.50 | 193.00 | 324.50 | 493.00 | 3110.00 | |||||||||||||
1985 | 465.50 | 354.00 | 462.50 | 279.50 | 317.00 | 125.00 | 124.50 | 122.00 | 95.00 | 198.50 | 387.50 | 371.50 | 3302.50 | |||||||||||||
1986 | 280.50 | 256.00 | 257.50 | 313.00 | 273.00 | 160.00 | 151.00 | 147.50 | 146.00 | 159.50 | 221.50 | 361.00 | 2726.50 | |||||||||||||
1987 | 452.50 | 312.00 | 324.50 | 238.00 | 207.00 | 189.00 | 175.00 | 86.50 | 102.50 | 127.00 | 269.50 | 461.50 | 2945.00 | |||||||||||||
1988 | 394.50 | 286.50 | 303.50 | 262.00 | 274.00 | 204.00 | 127.00 | 96.50 | 135.50 | 195.00 | 293.50 | 447.00 | 3019.00 | |||||||||||||
1989 | 480.00 | 454.00 | 317.00 | 236.00 | 282.00 | 166.00 | 196.00 | 146.00 | 147.00 | 170.50 | 216.00 | 340.50 | 3151.00 | |||||||||||||
1990 | 431.00 | 434.00 | 380.00 | 239.50 | 256.00 | 173.00 | 104.00 | 56.50 | 74.50 | 130.50 | 264.50 | 538.50 | 3082.00 | |||||||||||||
1991 | 423.00 | 281.00 | 420.00 | 334.00 | 352.50 | 260.50 | 157.50 | 116.00 | 112.50 | 141.00 | 266.00 | 399.00 | 3263.00 | |||||||||||||
1992 | 391.50 | 241.00 | 277.00 | 154.00 | 160.00 | 139.00 | 70.50 | 98.50 | 77.50 | 61.00 | 207.00 | 428.50 | 2305.50 | |||||||||||||
1993 | 416.50 | 338.00 | 255.00 | 267.50 | 165.50 | 137.00 | 129.50 | 60.50 | 120.50 | 75.50 | 226.50 | 372.00 | 2564.00 | |||||||||||||
1994 | 344.50 | 367.00 | 268.00 | 276.00 | 274.00 | 223.50 | 206.00 | 130.00 | 89.00 | 148.00 | 398.00 | 452.00 | 3176.00 | |||||||||||||
1995 | 332.50 | 259.00 | 297.00 | 276.00 | 285.00 | 209.00 | 64.00 | 88.50 | 94.50 | 112.00 | 166.00 | 327.50 | 2511.00 | |||||||||||||
1996 | 339.00 | 263.50 | 269.50 | 198.50 | 201.00 | 212.50 | 108.50 | 143.50 | 126.00 | 172.50 | 274.50 | 335.50 | 2644.50 | |||||||||||||
1997 | 379.00 | 320.00 | 282.50 | 261.00 | 128.00 | 174.50 | 124.00 | 33.50 | 15.00 | 113.50 | 217.50 | 392.00 | 2440.50 | |||||||||||||
1998 | 353.50 | 356.50 | 329.00 | 313.00 | 277.00 | 180.50 | 159.50 | 112.50 | 106.00 | 201.00 | 323.50 | 521.00 | 3233.00 | |||||||||||||
1999 | 405.00 | 395.00 | 464.00 | 375.50 | 378.50 | 275.00 | 197.50 | 130.50 | 132.50 | 140.50 | 287.50 | 382.00 | 3563.50 | |||||||||||||
2000 | 409.00 | 331.50 | 369.00 | 264.00 | 241.00 | 166.50 | 213.00 | 160.00 | 77.50 | 210.00 | 383.50 | 349.27 | a | 3174.27 | ||||||||||||
2001 | 449.00 | 385.50 | 330.50 | 419.00 | 192.50 | 167.00 | 179.00 | 170.00 | 159.50 | 163.50 | 271.00 | 438.00 | 3324.50 | |||||||||||||
2002 | 506.50 | 311.50 | 399.00 | 344.00 | 342.50 | 263.00 | 186.50 | 162.50 | 124.50 | 227.00 | 205.00 | 390.50 | 3462.50 | |||||||||||||
2003 | 276.50 | 359.00 | 329.50 | 364.00 | 299.00 | 208.50 | 163.50 | 96.00 | 85.50 | 150.50 | 346.00 | 403.00 | 3081.00 | |||||||||||||
2004 | 476.00 | 395.00 | 230.00 | 278.00 | 246.00 | 226.50 | 150.50 | 114.50 | 106.00 | 224.50 | 336.00 | 404.00 | 3187.00 | |||||||||||||
2005 | 429.00 | 310.50 | 289.00 | 341.00 | 230.50 | 236.50 | 170.50 | 170.00 | 184.00 | 228.50 | 222.50 | 364.50 | 3176.50 | |||||||||||||
2006 | 414.50 | 325.50 | 479.50 | 346.50 | 277.50 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 1843.50 | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 415.91 | 339.21 | 356.19 | 314.52 | 273.03 | 203.35 | 165.24 | 131.15 | 104.83 | 159.55 | 269.59 | 399.91 | 3095.92 | |||||||||||||
S.D. | 66.70 | 61.54 | 66.78 | 58.86 | 54.10 | 41.95 | 42.69 | 45.95 | 39.55 | 46.75 | 58.35 | 69.91 | 344.53 | |||||||||||||
SKEW | -0.02 | 0.27 | -0.10 | 0.05 | -0.32 | -0.32 | -0.16 | 0.09 | -0.16 | -0.03 | 0.18 | 0.11 | -0.48 | |||||||||||||
MAX | 576.27 | 509.00 | 479.50 | 453.50 | 384.00 | 281.00 | 266.50 | 238.04 | 196.50 | 260.50 | 398.00 | 547.00 | 3694.50 | |||||||||||||
MIN | 276.50 | 210.00 | 230.00 | 154.00 | 128.00 | 94.00 | 64.00 | 33.50 | 15.00 | 61.00 | 166.00 | 236.00 | 2305.50 | |||||||||||||
NO YRS | 57 | 57 | 54 | 56 | 55 | 56 | 56 | 56 | 55 | 56 | 55 | 56 | 49 |