YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1968 | 1050.50 | 785.50 | 722.00 | 758.50 | 512.50 | 320.50 | 132.50 | 223.50 | 259.50 | 639.50 | 835.00 | 1209.50 | 7449.00 | |||||||||||||
1969 | 1421.00 | 1033.50 | 849.00 | 647.50 | 358.00 | 151.50 | 158.00 | 164.00 | 298.00 | 658.50 | 814.50 | 1083.50 | 7637.00 | |||||||||||||
1970 | 1135.00 | 809.00 | 854.00 | 798.50 | 473.00 | 162.50 | 96.00 | 99.50 | 409.50 | 596.00 | 849.50 | 1122.50 | 7405.00 | |||||||||||||
1971 | 1014.00 | 835.00 | 941.00 | 691.00 | 380.00 | 360.50 | 131.50 | 59.00 | 358.00 | 604.00 | 819.50 | 1114.50 | 7308.00 | |||||||||||||
1972 | 1136.00 | 906.00 | 751.00 | 749.00 | 363.73 | a | 211.50 | 100.50 | 76.47 | a | 370.00 | 565.50 | 790.00 | 1209.00 | 7228.70 | |||||||||||
1973 | 1173.00 | 835.00 | 803.50 | 637.50 | 379.50 | 282.50 | 116.50 | 190.50 | 277.50 | 625.50 | 983.00 | 965.00 | 7269.00 | |||||||||||||
1974 | 1274.50 | 836.00 | 850.00 | 633.75 | b | 529.00 | 182.00 | 151.00 | 134.00 | 218.50 | 557.50 | 825.00 | 1018.00 | 7209.25 | ||||||||||||
1975 | 1110.50 | 973.00 | 931.00 | 784.00 | 480.00 | 326.50 | 83.00 | 214.00 | 245.89 | b | 651.50 | 904.50 | 1013.50 | 7717.39 | ||||||||||||
1976 | 1024.03 | a | 985.50 | 950.00 | 688.00 | 470.00 | 382.50 | 131.50 | 185.50 | 197.00 | 600.50 | 781.50 | 1048.50 | 7444.53 | ||||||||||||
1977 | 1230.50 | 842.00 | 894.00 | 520.00 | 574.00 | 157.50 | 171.00 | 97.00 | 398.00 | 605.50 | 924.50 | 1050.50 | 7464.50 | |||||||||||||
1978 | 1071.00 | 835.50 | 740.00 | 641.50 | 564.00 | 208.00 | 122.50 | 159.50 | 378.62 | a | 556.00 | 1064.00 | 1339.50 | 7680.12 | ||||||||||||
1979 | 1521.00 | 924.00 | 774.00 | 667.50 | 441.00 | 252.50 | 110.50 | 94.50 | 193.45 | a | 532.34 | b | 1002.50 | 1004.00 | 7517.29 | |||||||||||
1980 | 1340.75 | a | 910.15 | c | 879.76 | b | 516.72 | a | 408.68 | a | 313.45 | a | 105.00 | 212.50 | 254.00 | 558.00 | a | 851.00 | 939.62 | b | 7289.64 | |||||
1981 | 964.50 | 865.93 | a | 761.00 | 626.50 | 465.50 | 305.00 | 181.00 | 78.61 | c | 287.07 | a | 395.50 | m | 849.83 | a | 1105.15 | a | 6490.08 | |||||||
1982 | 1180.50 | 952.50 | 870.00 | 755.50 | 505.82 | a | 197.50 | 174.50 | 144.50 | 296.00 | 623.00 | 985.50 | 1165.50 | 7850.82 | ||||||||||||
1983 | 947.00 | 800.50 | 737.00 | 670.00 | 394.00 | 315.50 | 193.50 | 100.00 | 437.50 | 578.50 | 835.50 | 1356.50 | 7365.50 | |||||||||||||
1984 | 1057.00 | 879.00 | 732.50 | 713.50 | 524.00 | 299.50 | 109.00 | 132.00 | 382.00 | 0.00 | z | 953.50 | 1263.50 | 7045.50 | ||||||||||||
1985 | 1322.00 | 1028.50 | 0.00 | z | 617.00 | 465.00 | 288.50 | 33.00 | 219.07 | a | 502.50 | 715.00 | 1249.00 | 1453.50 | 7893.07 | |||||||||||
1986 | 1054.00 | 911.50 | 716.10 | a | 719.00 | 486.50 | 172.00 | 229.00 | 35.50 | 443.50 | 503.00 | 884.50 | 1161.00 | 7315.60 | ||||||||||||
1987 | 1159.50 | 850.00 | 805.50 | 516.00 | 374.50 | 176.00 | 73.50 | q | 69.50 | t | 45.00 | y | 0.00 | z | 352.00 | r | 614.00 | p | 3881.50 | |||||||
1988 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 234.31 | a | 96.50 | 98.00 | 272.50 | 306.00 | 530.50 | k | 0.00 | z | 1007.31 | |||||
1989 | 0.00 | z | 303.00 | s | 0.00 | z | 505.50 | 282.50 | k | 174.00 | 120.90 | a | 154.50 | 203.00 | 538.50 | 258.50 | s | 555.00 | n | 1696.40 | ||||||
1990 | 0.00 | z | 387.00 | q | 741.50 | 497.50 | 512.02 | a | 218.65 | d | 37.50 | 89.00 | 71.00 | 598.82 | a | 270.00 | t | 510.00 | s | 2765.99 | ||||||
1991 | 0.00 | z | 0.00 | z | 861.00 | 648.50 | 523.38 | a | 369.00 | 54.00 | 26.50 | i | 118.45 | a | 473.78 | a | 0.00 | z | 219.50 | x | 3048.11 | |||||
1992 | 272.50 | w | 207.50 | u | 330.50 | m | 294.00 | k | 169.50 | m | 0.00 | z | 83.18 | a | 63.03 | a | 167.50 | m | 56.00 | y | 0.00 | z | 0.00 | z | 146.22 | |
1993 | 0.00 | z | 69.00 | z | 386.00 | p | 653.00 | 94.50 | s | 111.00 | p | 165.50 | k | 71.50 | q | 121.50 | i | 421.00 | 437.50 | q | 527.50 | o | 1074.00 | |||
1994 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1995 | 1045.50 | 751.50 | 779.65 | a | 636.00 | 351.00 | 233.50 | 84.50 | 164.00 | 151.00 | 583.50 | 725.00 | 1092.50 | 6597.65 | ||||||||||||
1996 | 1083.50 | 649.50 | j | 780.00 | 552.00 | 538.50 | 232.00 | 56.00 | 27.50 | j | 288.50 | 556.00 | 554.50 | j | 1118.58 | a | 5205.08 | |||||||||
1997 | 1085.00 | 880.50 | 798.00 | 665.00 | 297.50 | 0.00 | z | 64.07 | a | 24.50 | 156.00 | 0.00 | z | 783.50 | 1060.00 | 5814.07 | ||||||||||
1998 | 1019.50 | 802.50 | 719.50 | 592.00 | 408.68 | a | 219.50 | 21.50 | 42.00 | 111.50 | 556.00 | 783.00 | 1101.02 | a | 6376.70 | |||||||||||
1999 | 656.00 | i | 559.50 | j | 516.00 | k | 0.00 | z | 529.14 | b | 305.19 | d | 114.04 | c | 39.02 | b | 190.56 | c | 343.00 | j | 485.50 | j | 598.50 | k | 1177.94 | |
2000 | 782.00 | i | 599.50 | j | 804.85 | d | 490.71 | b | 430.42 | e | 159.64 | b | 100.48 | b | 79.05 | a | 243.00 | e | 361.00 | j | 761.00 | g | 888.50 | g | 2308.16 | |
2001 | 485.50 | q | 356.50 | q | 516.50 | j | 671.54 | d | 338.70 | d | 250.20 | e | 84.45 | b | 47.02 | a | 139.62 | d | 417.00 | h | 617.00 | g | 1090.88 | b | 2622.40 | |
2002 | 1046.00 | 844.00 | 898.50 | 593.00 | 442.50 | 191.00 | 54.00 | 76.00 | 179.00 | 571.00 | 789.50 | 1047.00 | 6731.50 | |||||||||||||
2003 | 271.00 | w | 511.00 | j | 704.50 | 618.00 | 404.50 | 171.50 | 30.00 | 17.00 | 155.00 | 298.00 | g | 961.50 | 750.00 | i | 3062.00 | |||||||||
2004 | 980.00 | f | 899.50 | 657.50 | 491.00 | 398.50 | 191.50 | 42.50 | 43.00 | 254.50 | 499.50 | 621.00 | f | 956.00 | 4433.50 | |||||||||||
2005 | 1082.50 | 800.50 | 664.50 | 568.80 | e | 332.50 | 261.00 | 40.00 | 20.50 | 237.50 | 520.11 | d | 919.00 | 1240.55 | c | 6687.46 | ||||||||||
2006 | 937.50 | 892.50 | 835.00 | 585.00 | 368.00 | 211.00 | 39.00 | 68.50 | 208.50 | 559.00 | 0.00 | z | 1161.39 | c | 5865.39 | |||||||||||
2007 | 1216.50 | 868.00 | 714.00 | 623.50 | 354.50 | 0.00 | z | 18.50 | 98.50 | 263.50 | 622.50 | 898.00 | 1129.50 | 6807.00 | ||||||||||||
2008 | 1227.50 | 883.50 | 916.00 | 769.00 | 364.00 | 324.00 | 50.00 | 107.50 | 245.00 | f | 591.00 | 762.00 | 1227.00 | 7221.50 | ||||||||||||
2009 | 1137.00 | 913.00 | 982.50 | 637.00 | 385.00 | 161.50 | 36.50 | 84.50 | 178.50 | 676.50 | 864.00 | 1237.50 | 7293.50 | |||||||||||||
2010 | 960.00 | 786.00 | 771.00 | 672.50 | 535.00 | 281.50 | 102.00 | 102.00 | 241.50 | 502.00 | 947.50 | 1107.06 | e | 7008.06 | ||||||||||||
2011 | 716.00 | h | 968.33 | d | 885.00 | 781.67 | c | 539.18 | c | 312.69 | d | 145.59 | c | 49.48 | e | 155.56 | c | 549.73 | a | 498.50 | n | 858.00 | f | 4387.23 | ||
2012 | 609.00 | n | 683.50 | g | 699.00 | g | 419.50 | g | 470.34 | b | 294.64 | b | 79.57 | a | 53.73 | a | 137.88 | d | 19.00 | z | 159.50 | w | 450.50 | q | 1036.17 | |
2013 | 524.50 | q | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1129.90 | 877.75 | 807.62 | 640.05 | 441.80 | 246.54 | 97.24 | 103.51 | 254.08 | 567.49 | 883.98 | 1130.99 | 7265.74 | |||||||||||||
S.D. | 138.79 | 70.56 | 84.63 | 86.64 | 74.58 | 66.68 | 51.12 | 59.14 | 102.12 | 75.32 | 108.22 | 118.40 | 377.13 | |||||||||||||
SKEW | 0.98 | 0.47 | 0.22 | -0.05 | 0.02 | 0.27 | 0.45 | 0.57 | 0.53 | -1.15 | 1.36 | 0.72 | -0.83 | |||||||||||||
MAX | 1521.00 | 1033.50 | 982.50 | 798.50 | 574.00 | 382.50 | 229.00 | 223.50 | 502.50 | 715.00 | 1249.00 | 1453.50 | 7850.82 | |||||||||||||
MIN | 937.50 | 751.50 | 657.50 | 490.71 | 297.50 | 151.50 | 18.50 | 17.00 | 71.00 | 306.00 | 725.00 | 939.62 | 6376.70 | |||||||||||||
NO YRS | 31 | 32 | 36 | 40 | 40 | 40 | 42 | 40 | 40 | 34 | 29 | 32 | 22 |