YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 55.03 | 51.63 | 47.11 | 51.26 | i | |||
1984 | 48.55 | 48.60 | 50.82 | 48.73 | 52.07 | b | 54.10 | 58.19 | 59.50 | 59.00 | 53.89 | 50.20 | 44.29 | 52.33 | ||||||||||||
1985 | 46.68 | 45.02 | 45.19 | 50.83 | a | 52.77 | 57.09 | a | 60.60 | 59.18 | a | 57.38 | 53.77 | c | 44.29 | a | 45.72 | a | 51.54 | |||||||
1986 | 50.75 | c | 49.16 | f | 51.81 | 48.86 | b | 53.50 | b | 57.60 | a | 58.80 | a | 59.13 | 56.40 | 54.47 | 50.97 | 47.79 | 53.64 | a | ||||||
1987 | 45.94 | 47.80 | 49.25 | a | 51.30 | 54.82 | 56.47 | 58.06 | 59.08 | 56.83 | 55.84 | 51.07 | 43.81 | b | 52.52 | |||||||||||
1988 | 45.58 | a | 46.24 | b | 45.97 | 49.85 | 52.79 | 56.15 | 59.45 | 57.50 | 57.58 | 56.78 | d | 50.22 | 46.15 | 52.02 | ||||||||||
1989 | 44.10 | 41.75 | 48.91 | d | 53.15 | c | 53.13 | 57.90 | a | 59.52 | 60.55 | 56.36 | b | 53.52 | 49.88 | 47.27 | 52.17 | |||||||||
1990 | 45.91 | b | 44.12 | 48.44 | 50.60 | a | 52.90 | 56.02 | c | 60.11 | 60.63 | a | 60.08 | 52.58 | 49.17 | a | 40.78 | b | 51.78 | |||||||
1991 | 45.11 | 51.81 | a | 44.84 | 48.38 | 50.45 | 55.13 | d | 59.43 | b | 60.16 | 60.28 | 56.27 | a | 51.40 | a | 46.81 | 52.51 | ||||||||
1992 | 48.92 | 51.83 | 51.53 | 53.86 | a | 56.13 | a | 58.42 | 60.88 | b | 60.15 | 58.60 | a | 56.32 | 50.27 | 44.97 | 54.32 | |||||||||
1993 | 43.85 | a | 46.39 | 51.20 | a | 51.07 | 55.58 | 57.68 | 59.50 | 60.62 | a | 57.16 | b | 56.40 | b | 47.23 | 46.61 | 52.77 | ||||||||
1994 | 48.61 | 44.93 | 48.37 | 50.28 | 54.42 | a | ----- | z | 59.45 | a | 61.47 | 60.66 | b | 54.18 | 44.88 | 44.50 | a | 51.98 | a | |||||||
1995 | 48.76 | 50.85 | a | 47.77 | a | 49.22 | 53.65 | 56.64 | a | 61.87 | 60.10 | ----- | z | ----- | z | ----- | z | ----- | z | 53.61 | d | |||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 46.90 | 47.21 | 48.67 | 50.51 | 53.52 | 56.65 | 59.66 | 59.84 | 58.21 | 54.92 | 49.27 | 45.48 | 52.44 | |||||||||||||
S.D. | 2.18 | 3.30 | 2.42 | 1.70 | 1.56 | 1.28 | 1.09 | 1.03 | 1.59 | 1.38 | 2.48 | 1.96 | 0.80 | |||||||||||||
SKEW | 0.20 | 0.09 | -0.26 | 0.66 | -0.08 | -0.56 | 0.43 | -0.70 | 0.35 | -0.11 | -1.12 | -1.07 | 1.43 | |||||||||||||
MAX | 50.75 | 51.83 | 51.81 | 53.86 | 56.13 | 58.42 | 61.87 | 61.47 | 60.66 | 56.78 | 51.63 | 47.79 | 54.32 | |||||||||||||
MIN | 43.85 | 41.75 | 44.84 | 48.38 | 50.45 | 54.10 | 58.06 | 57.50 | 56.36 | 52.58 | 44.29 | 40.78 | 51.54 | |||||||||||||
YRS | 12 | 11 | 12 | 12 | 12 | 11 | 12 | 12 | 11 | 12 | 12 | 12 | 9 |