DIMONDALE 1 WSW DIVISION: 9 STATION #2140 DATE OF RUN COUNTY: EATON PERIOD ANALYSIS FOR 1979 -2000 ( 22 YEARS) 11/08/04 NUMBER OF DAYS WITH PRECIPITATION => .50" YEAR JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL 1979 2 0 1 1 0 2 1 2 0 1 1 1 12 1980 0 1 0 1 1 2 3 2 4 0 0 2 16 1981 0 1 0 4 1 3 3 3 4 1 1 0 21 1982 1 1 3 1 0 2 4 0 2 0 4 3 21 1983 1 0 2 3 3 2 2 2 3 3 2 2 25 1984 0 0 2 0 3 0 1 1 1 2 2 3 15 1985 1 3 2 2 1 2 3 3 3 2 3 0 25 1986 0 4 1 0 2 3 4 3 7 2 1 1 28 1987 1 0 1 0 0 2 2 5 4 0 3 3 21 1988 1 0 0 2 0 0 1 4 2 3 2 2 17 1989 0 0 3 1 2 3 1 4 2 1 3 0 20 1990 0 3 0 1 2 1 3 2 2 3 3 1 21 1991 1 0 4 4 1 2 3 3 0 4 4 1 27 1992 1 0 2 2 1 1 4 3 3 2 4 2 25 1993 2 0 0 2 0 5 3 4 4 3 0 1 24 1994 1 0 1 4 1 4 4 5 1 3 4 0 28 1995 1 1 0 2 2 0 2 2 0 2 3 1 16 1996 0 0 0 2 2 2 0 2 2 2 1 2 15 1997 1 3 2 0 0 1 3 3 2 1 1 1 18 1998 2 2 2 3 2 2 2 2 2 1 2 1 23 1999 3 0 2 5 1 4 3 2 1 1 1 1 24 2000 1 2 1 3 6 2 4 4 4 2 1 2 32 NON-ZERO 15 10 15 18 16 19 21 21 19 19 20 18 22 ZEROES 7 12 7 4 6 3 1 1 3 3 2 4 0 PROB OF ZERO .32 .55 .32 .18 .27 .14 .05 .05 .14 .14 .09 .18 .00 NOTE: STATISTICS ARE COMPUTED ON THE NON-ZERO VALUES NUMBER YEARS 22 22 22 22 22 22 22 22 22 22 22 22 22 MEAN 1.3 2.1 1.9 2.4 1.9 2.4 2.7 2.9 2.8 2.1 2.3 1.7 21.5 VARIANCE .4 1.2 .8 1.5 1.7 1.1 1.1 1.2 2.2 .8 1.4 .6 26.1 STND DEV .6 1.1 .9 1.2 1.3 1.1 1.1 1.1 1.5 .9 1.2 .8 5.1 SKEW 1.6 .3 .8 .5 2.0 .9 -.3 .4 1.1 .3 .2 .6 .0 KURTOSIS 4.5 1.8 3.1 2.2 7.2 3.3 1.9 2.3 4.4 2.2 1.6 2.0 2.3 NOTE: A MISSING OR INCOMPLETE VALUE, INDICATED BY THE FIELD BEING FILLED WITH 9s, IS NOT INCLUDED IN THE ANALYSIS. DIMONDALE 1 WSW DIVISION: 9 STATION #2140 DATE OF RUN COUNTY: EATON PERIOD ANALYSIS FOR 1979 -2000 ( 22 YEARS) 11/08/04 NUMBER OF DAYS WITH PRECIPITATION => .50" STATISTICS PARAMETER JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL NUMBER YEARS 22 22 22 22 22 22 22 22 22 22 22 22 22 MEAN 1.3 2.1 1.9 2.4 1.9 2.4 2.7 2.9 2.8 2.1 2.3 1.7 21.5 VARIANCE .4 1.2 .8 1.5 1.7 1.1 1.1 1.2 2.2 .8 1.4 .6 26.1 STND DEV .6 1.1 .9 1.2 1.3 1.1 1.1 1.1 1.5 .9 1.2 .8 5.1 SKEW 1.6 .3 .8 .5 2.0 .9 -.3 .4 1.1 .3 .2 .6 .0 KURTOSIS 4.5 1.8 3.1 2.2 7.2 3.3 1.9 2.3 4.4 2.2 1.6 2.0 2.3 SIGMA .906 2.590 1.696 2.926 1.289 2.045 6.731 2.568 2.166 2.144 4.224 1.614 18.365 ETA 1.360 2.200 1.765 2.200 1.000 1.765 6.950 2.200 1.360 2.200 3.600 1.945 3.600 MU .503 -.194 .423 -.202 .648 .548 -3.627 .631 .806 .153 -1.506 .236 4.997 SCALE FACTOR 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 TRANS FACTOR .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 PROB OF ZERO .32 .55 .32 .18 .27 .14 .05 .05 .14 .14 .09 .18 .00 LEVELS PROBABILITY PERCENTILE VALUES 01 0 0 0 0 0 0 0 0 0 0 0 0 10 05 0 0 0 0 0 0 0 1 0 0 0 0 13 10 0 0 0 0 0 0 1 1 0 0 0 0 15 20 0 0 0 0 0 1 2 2 1 1 1 0 17 25 0 0 0 1 0 1 2 2 1 1 1 1 18 30 0 0 0 1 1 1 2 2 1 1 1 1 19 40 1 0 1 2 1 2 2 2 2 2 2 1 20 50 1 0 1 2 1 2 3 3 2 2 2 1 22 60 1 1 2 2 1 2 3 3 3 2 2 2 23 70 1 2 2 3 2 3 3 3 3 2 3 2 24 75 1 2 2 3 2 3 3 4 3 3 3 2 25 80 2 2 2 3 2 3 4 4 4 3 3 2 26 90 2 3 3 4 3 4 4 4 5 3 4 3 28 95 2 4 3 4 4 4 4 5 5 4 4 3 30 99 3 5 4 6 6 5 5 6 7 4 5 4 33