1973 01 99.99  19.68 -99.99 
1976 09 34.20 -99.99 -99.99 
1976 10 31.90 -99.99 -99.99 
1976 11 30.73 -99.99 -99.99 
1976 12 30.94  21.12  26.03 
1977 01 29.55  21.42  25.48 
1977 02 29.92  21.41  25.66 
1977 03 31.22  21.77  26.49 
1977 04 30.73  21.52  26.12 
1977 05 31.25  21.49  26.37 
1977 06 32.18 -99.99 -99.99 
1977 07 33.12 -99.99 -99.99 
1977 08 34.82 -99.99 -99.99 
1977 09 34.38 -99.99 -99.99 
1977 10 31.66 -99.99 -99.99 
1977 11 31.23 -99.99 -99.99 
1977 12 30.94  22.10  26.52 
1978 01 31.31 -99.99 -99.99 
1978 02 30.78 -99.99 -99.99 
1978 03 29.81 -99.99 -99.99 
1978 04 31.36 -99.99 -99.99 
1978 05 30.55 -99.99 -99.99 
1978 06 30.91 -99.99 -99.99 
1978 07 32.16 -99.99 -99.99 
1978 08 33.70 -99.99 -99.99 
1978 09 34.64 -99.99 -99.99 
1978 10 32.73  20.72  26.72 
1978 11 31.93  21.27  26.60 
1978 12 30.49  21.71  26.09 
1979 07 33.05  17.18  25.11 
1979 08 33.43  19.06  26.25 
1980 01 30.30  22.25  26.27 
1980 02 29.12  21.88  25.50 
1980 04 31.82  21.34  26.58 
1980 05 33.50  20.68  27.09 
1980 07 33.66  18.78  26.22 
1980 08 34.91  20.12  27.52 
1980 10 33.25  22.43  27.84 
1981 07 32.78  18.62  25.70 
1981 08 33.95  19.48  26.71 
1982 07 33.50  18.45  25.98 
1982 08 34.22  20.36  27.29 
1983 02 31.04  22.92  26.98 
1983 03 30.14  22.47  26.30 
1983 04 32.39  22.58  27.48 
1983 05 33.93  23.06  28.49 
1983 06 34.12  21.40  27.75 
1983 07 34.34  20.72  27.53 
1983 08 35.02  22.75  28.88 
1983 09 35.58  23.17  29.37 
1983 10 32.50  22.81  27.66 
1983 11 30.56  22.69  26.62 
1983 12 29.79  21.56  25.67 
1984 01 29.78  21.25  25.51 
1984 02 29.99  21.13  25.56 
1984 03 30.36  21.86  26.11 
1984 04 29.69  22.06  25.87 
1984 05 31.88  21.50  26.68 
1984 06 32.43  19.95  26.19 
1984 07 32.81  20.14  26.47 
1984 08 34.23  21.29  27.76 
1984 09 33.86  22.70  28.28 
1984 10 32.50  22.16  27.33 
1984 11 31.87  22.04  26.95 
1984 12 30.96  21.73  26.34 
1985 01 29.35  21.79  25.57 
1985 02 29.97  21.42  25.69 
1985 03 30.35  22.65  26.50 
1985 04 29.72  21.86  25.79 
1985 05 30.76  21.55  26.15 
1985 06 30.91  20.73  25.82 
1985 07 31.36  18.66  25.01 
1985 08 33.45  18.25  25.85 
1985 09 33.73  20.61  27.17 
1985 10 31.19  21.95  26.57 
1985 11 30.58  21.52  26.05 
1985 12 28.99  21.27  25.13 
1986 01 30.52  21.65  26.08 
1986 02 30.32  21.03  25.67 
1986 03 30.08  20.98  25.53 
1986 04 30.74  22.31  26.52 
1986 05 31.96  21.37  26.66 
1986 06 31.55  19.68  25.61 
1986 07 33.14  19.62  26.38 
1986 08 33.77  22.12  27.94 
1986 09 34.50  22.45  28.47 
1986 10 31.60  22.99  27.29 
1986 11 31.95  21.74  26.84 
1986 12 30.23  21.21  25.72 
1987 01 30.58  21.40  25.99 
1987 02 31.59  21.67  26.63 
1987 03 30.32  22.44  26.38 
1987 04 32.15  23.22  27.68 
1987 05 32.97  22.77  27.87 
1987 06 33.38  22.10  27.74 
1987 07 34.28  21.15  27.71 
1987 08 35.28  21.15  28.21 
1987 09 35.74  22.48  29.11 
1987 10 33.96  22.84  28.40 
1987 11 32.18  23.08  27.63 
1987 12 31.55  22.73  27.14 
1988 01 31.14  22.18  26.66 
1988 02 31.18  22.76  26.97 
1988 03 30.88  22.11  26.49 
1988 04 31.15  22.41  26.78 
1988 05 32.80  21.09  26.94 
1988 06 32.34  19.91  26.13 
1988 07 32.50  18.95  25.73 
1988 08 33.96  18.37  26.16 
1988 09 35.52  21.17  28.34 
1988 10 33.84  22.69  28.26 
1988 11 31.06  21.99  26.52 
1988 12 30.10  21.77  25.93 
1989 01 30.61  21.35  25.98 
1989 02 30.64  21.43  26.03 
1989 03 30.04  21.25  25.64 
1989 04 30.11  22.12  26.11 
1989 05 30.44  21.43  25.93 
1989 06 31.72  20.40  26.06 
1989 07 32.50  20.48  26.49 
1989 08 34.20  20.08  27.14 
1989 09 34.66  22.32  28.49 
1989 10 32.09  22.28  27.18 
1989 12 28.77  22.45  25.61 
1990 01 32.21  22.39  27.30 
1990 02 30.61  22.22  26.41 
1990 03 31.40  22.40  26.90 
1990 04 32.41  25.50  28.96 
1990 05 33.34  22.64  27.99 
1990 06 33.70  21.84  27.77 
1990 07 33.00  20.64  26.82 
1990 09 33.93  22.10  28.02 
1990 10 32.54  22.68  27.61 
1990 11 31.52  19.50  25.51 
1990 12 31.10  21.27  26.18 
1991 01 30.33  22.36  26.34 
1991 02 31.98  22.68  27.33 
1991 03 30.44  22.75  26.59 
