1982 1 13.36 1982 2 28.09 1982 3 44.79 1982 4 186.02 1982 5 160.83 1982 6 33.60 1982 7 39.61 1982 8 75.36 1982 9 39.97 1982 10 159.98 1982 11 187.42 1983 12 98.66 1983 1 12.38 1983 2 81.06 1983 3 24.67 1983 4 151.73 1983 5 77.87 1983 6 76.94 1983 7 51.74 1983 8 62.38 1983 9 58.26 1983 10 84.02 1983 11 56.41 1984 12 136.99 1984 1 16.50 1984 2 5.69 1984 3 15.46 1984 4 92.32 1984 5 24.29 1984 6 28.84 1984 7 57.47 1984 8 31.82 1984 9 33.05 1984 10 123.16 1984 11 127.85 1985 12 64.94 1985 1 24.17 1985 2 88.29 1985 3 117.64 1985 4 244.93 1985 5 107.92 1985 6 49.07 1985 7 57.93 1985 8 38.57 1985 9 34.06 1985 10 39.06 1985 11 91.29 1986 12 46.88 1986 1 23.42 1986 2 10.06 1986 3 58.67 1986 4 232.56 1986 5 144.39 1986 6 36.19 1986 7 30.27 1986 8 37.31 1986 9 35.91 1986 10 36.12 1986 11 142.39 1987 12 88.97 1987 1 40.72 1987 2 33.31 1987 3 56.27 1987 4 137.64 1987 5 134.48 1987 6 85.95 1987 7 26.57 1987 8 51.48 1987 9 19.98 1987 10 16.66 1987 11 126.92 1988 12 15.95 1988 1 99.07 1988 2 18.67 1988 3 116.56 1988 4 303.87 1988 5 117.12 1988 6 55.12 1988 7 53.78 1988 8 69.88 1988 9 69.76 1988 10 58.15 1988 11 97.49 1989 12 88.36 1989 1 86.09 1989 2 50.31 1989 3 92.18 1989 4 176.28 1989 5 149.74 1989 6 19.91 1989 7 61.33 1989 8 65.87 1989 9 67.20 1989 10 100.49 1989 11 125.03 1990 12 144.81 1990 1 55.50 1990 2 70.46 1990 3 182.42 1990 4 205.55 1990 5 104.74 1990 6 19.24 1990 7 32.75 1990 8 49.70 1990 9 34.31 1990 10 90.48 1990 11 129.08 1991 12 74.28 1991 1 43.06 1991 2 10.12 1991 3 99.61 1991 4 123.01 1991 5 211.65 1991 6 41.35 1991 7 33.70 1991 8 45.75 1991 9 29.62 1991 10 62.68 1991 11 102.52 1992 12 66.82