1965 01 32.09  23.29  27.69 
1965 02 31.82  23.35  27.58 
1965 03 29.87  23.84  26.85 
1965 04 33.06  21.64  27.35 
1965 05 32.78  21.30  27.04 
1965 06 30.81  19.39  25.09 
1965 07 29.12  16.04  22.58 
1965 08 29.78  18.36  24.07 
1965 09 31.34  20.88  26.11 
1965 10 31.43 -99.99 -99.99 
1965 11 32.82  24.04  28.43 
1965 12 31.56  23.95  27.75 
1966 01 31.33  24.22  27.77 
1966 02 31.41  23.88  27.64 
1966 03 32.41  23.25  27.83 
1966 04 33.30  23.59  28.44 
1966 05 31.86  21.31  26.58 
1966 06 31.48  19.79  25.64 
1966 07 31.03  17.90  24.46 
1966 08 31.48  19.83  25.65 
1966 09 31.76  21.36  26.56 
1966 10 32.15  22.55  27.35 
1966 11 32.99  23.52  28.25 
1966 12 32.09  24.06  28.07 
1967 01 31.03  23.53  27.28 
1967 02 29.74  23.41  26.57 
1967 03 30.95  23.37  27.16 
1967 04 99.99  22.51 -99.99 
1967 05 33.36  20.28  26.82 
1967 06 30.35  16.84  23.59 
1967 07 31.19  17.36  24.27 
1967 08 33.40  18.68  26.04 
1967 10 34.54  22.73  28.63 
1967 11 34.34  23.77  29.06 
1967 12 33.18  23.84  28.51 
1968 01 31.15  23.38  27.26 
1968 02 30.53 -99.99 -99.99 
1968 03 32.79 -99.99 -99.99 
1968 07 30.99  19.18  25.08 
1968 08 31.21  19.39  25.30 
1968 09 32.07  21.39  26.73 
1968 10 33.25  23.02  28.13 
1968 12 33.54  23.88  28.71 
1969 01 32.31  24.01  28.16 
1969 02 30.81  23.75  27.28 
1969 03 32.34  23.75  28.04 
1969 04 34.00  21.88  27.93 
1969 05 34.13  20.72  27.42 
1969 06 31.56  18.27  24.91 
1969 07 32.54  19.46  26.00 
1969 08 32.40  19.16  25.78 
1969 09 32.84  19.98  26.41 
1969 10 33.13  21.47  27.30 
1969 11 35.18  23.22  29.20 
1969 12 33.52  23.69  28.60 
1970 01 33.61  22.34  27.97 
1970 03 33.58  23.51  28.54 
1970 04 34.06  23.27  28.66 
1970 05 32.78  21.62  27.20 
1970 06 32.98  20.14  26.56 
1970 07 31.24  17.26  24.25 
1970 08 31.64  18.04  24.84 
1970 09 33.63  21.22  27.42 
1970 11 34.25  24.08  29.16 
1970 12 32.83  24.39  28.61 
1971 01 32.96  23.84  28.40 
1971 02 32.32  23.91  28.11 
1971 03 31.60  23.65  27.62 
1971 04 32.49  22.71  27.60 
1971 05 32.34  19.94  26.14 
1971 06 30.27  18.12  24.20 
1971 07 30.31  17.20  23.75 
1971 08 32.08  20.14  26.11 
1971 09 33.54  21.78  27.66 
1971 10 34.25  23.00  28.62 
1971 12 33.32 -99.99 -99.99 
1972 01 33.45  23.66  28.55 
1972 04 33.13  22.41  27.77 
1972 05 32.32  19.59  25.95 
1972 06 31.39 -99.99 -99.99 
1972 07 30.95  17.23  24.09 
1972 08 32.24  20.44  26.34 
1972 09 32.96  21.29  27.12 
1972 10 34.37  23.15  28.75 
1972 11 34.58  24.36  29.47 
1972 12 34.12  24.32  29.22 
1973 01 32.00  24.56  28.28 
1973 02 32.88  24.72  28.80 
1973 03 31.91  23.79  27.85 
1973 04 33.66 -99.99 -99.99 
1973 05 33.70 -99.99 -99.99 
1973 06 32.33  21.62  26.97 
1973 07 31.49 -99.99 -99.99 
1973 08 33.27  21.80  27.53 
1973 09 33.96  22.92  28.43 
1973 10 35.04  23.78  29.41 
1973 11 32.86  24.76  28.81 
1973 12 33.21  24.19  28.70 
1974 01 30.25  24.09  27.17 
1974 02 31.28  24.22  27.75 
1974 03 30.67  23.85  27.26 
1974 04 33.82  23.16  28.49 
1974 05 33.50  20.62  27.06 
1974 06 31.12  18.12  24.62 
1974 07 31.85  17.62  24.73 
1974 08 32.12  19.98  26.05 
1974 09 33.66  22.92  28.29 
1974 10 34.16  24.31  29.23 
1974 11 34.11  24.43  29.27 
1974 12 31.35 -99.99 -99.99 
1975 01 32.93 -99.99 -99.99 
1975 05 33.00 -99.99 -99.99 
1975 06 30.99  19.37  25.18 
1975 07 32.00  20.09  26.04 
1975 08 32.25  21.10  26.68 
1975 09 33.41  23.00  28.20 
1975 10 33.74  24.59  29.16 
1975 11 32.55  24.06  28.30 
1975 12 99.99  24.52 -99.99 
1978 01 32.24 -99.99 -99.99 
1978 02 32.41 -99.99 -99.99 
1978 03 33.84  24.04  28.94 
1978 04 33.74  23.00  28.37 
1978 05 33.18  23.72  28.45 
1978 06 31.76  20.40  26.08 
1978 07 31.22  20.20  25.71 
1978 08 32.45  21.45  26.95 
1978 09 33.09  22.26  27.68 
1978 10 33.77  24.02  28.89 
1978 11 33.83  24.42  29.12 
1978 12 33.91  24.42  29.16 
1979 01 31.55  24.28  27.91 
1979 02 33.07  24.52  28.79 
1979 09 32.84  22.78  27.81 
1979 10 34.59  24.17  29.38 
