OLD MISSION 3 SSW DIVISION: 3 STATION #6158 DATE OF RUN COUNTY: GRAND TRAVERSE PERIOD ANALYSIS FOR 1981 -2000 ( 20 SEASONS) 11/10/04 MONTHLY DEGREE-DAYS BASE 45 SEASON MAR APR MAY JUN JUL AUG SEP OCT SEASON 1981 20 78 224 548 714 698 352 59 2693 1982 1 51 431 366 725 557 395 219 2745 1983 20 24 124 545 853 769 496 152 2983 1984 0 90 179 592 694 736 386 218 2895 1985 1 164 306 412 663 647 489 125 2807 1986 26 151 332 450 748 579 414 115 2815 1987 22 131 368 651 841 696 467 70 3246 1988 4 22 313 608 777 818 478 101 3121 1989 20 40 261 480 759 646 437 230 2873 1990 47 175 174 508 663 649 426 107 2749 1991 11 138 420 654 738 727 412 130 3230 1992 0 45 267 412 521 558 384 117 2304 1993 3 25 222 461 728 715 310 88 2552 1994 0 58 230 540 666 594 481 205 2774 1995 26 9 168 669 723 809 368 193 2965 1996 0 45 173 536 607 659 448 130 2598 1997 0 45 77 577 657 568 384 175 2483 1998 49 53 425 525 693 720 503 174 3142 1999 8 67 383 613 785 642 444 106 3048 2000 44 20 306 507 645 604 405 210 2741 NON-ZERO 15 20 20 20 20 20 20 20 20 ZEROES 5 0 0 0 0 0 0 0 0 PROB OF ZERO .25 .00 .00 .00 .00 .00 .00 .00 .00 NOTE: STATISTICS ARE COMPUTED ON THE NON-ZERO VALUES NUMBER SEASON 20 20 20 20 20 20 20 20 20 MEAN 20.1 71.6 269.1 532.7 710.0 669.5 424.0 146.2 2838.2 VARIANCE 265.3 2706.7 10793.4 7281.4 5965.8 6378.6 2748.4 2822.4 62185.6 STND DEV 16.3 52.0 103.9 85.3 77.2 79.9 52.4 53.1 249.4 SKEW .5 .8 .0 -.2 -.3 .2 -.2 .1 -.2 KURTOSIS 2.2 2.3 2.0 2.2 3.4 2.1 2.3 1.8 2.5 NOTE: A MISSING OR INCOMPLETE VALUE, INDICATED BY THE FIELD BEING FILLED WITH 9s, IS NOT INCLUDED IN THE ANALYSIS. OLD MISSION 3 SSW DIVISION: 3 STATION #6158 DATE OF RUN COUNTY: GRAND TRAVERSE PERIOD ANALYSIS FOR 1981 -2000 ( 20 SEASONS) 11/10/04 MONTHLY DEGREE-DAYS BASE 45 STATISTICS PARAMETER MAR APR MAY JUN JUL AUG SEP OCT SEASON NUMBER SEASON 20 20 20 20 20 20 20 20 20 MEAN 20.1 71.6 269.1 532.7 710.0 669.5 424.0 146.2 2838.2 VARIANCE 265.3 2706.7 10793.4 7281.4 5965.8 6378.6 2748.4 2822.4 62185.6 STND DEV 16.3 52.0 103.9 85.3 77.2 79.9 52.4 53.1 249.4 SKEW .5 .8 .0 -.2 -.3 .2 -.2 .1 -.2 KURTOSIS 2.2 2.3 2.0 2.2 3.4 2.1 2.3 1.8 2.5 GAMMA 1.079 1.966 6.043 39.287 85.531 74.568 66.425 7.398 133.966 BETA 18.651 36.402 44.537 13.559 8.301 8.979 6.382 19.761 999.000 PROB OF ZERO .25 .00 .00 .00 .00 .00 .00 .00 .00 LEVELS PROBABILITY PERCENTILE VALUES 01 0 5 81 355 544 502 312 51 2258 05 0 12 118 401 589 547 342 70 2428 10 0 19 142 427 614 572 359 83 2519 20 0 29 175 460 645 604 380 100 2628 25 0 34 190 473 657 616 388 107 2670 30 2 39 203 485 668 627 395 114 2707 40 5 49 229 507 688 647 409 127 2775 50 9 60 254 528 707 667 422 140 2838 60 13 72 282 550 727 686 435 153 2901 70 19 87 314 574 748 708 450 169 2969 75 22 96 333 587 760 720 458 178 3006 80 27 107 354 603 774 734 467 188 3048 90 40 139 416 644 810 771 492 218 3158 95 53 169 471 680 841 802 513 244 3248 99 84 230 587 750 900 862 554 299 3418