1963 01 34.84 -99.99 -99.99 
1963 02 33.82 -99.99 -99.99 
1963 03 31.67 -99.99 -99.99 
1963 04 31.74 -99.99 -99.99 
1963 05 32.00 -99.99 -99.99 
1963 06 32.72 -99.99 -99.99 
1963 07 32.87 -99.99 -99.99 
1963 08 33.84 -99.99 -99.99 
1963 09 35.04 -99.99 -99.99 
1963 10 35.86  22.56  29.21 
1963 11 35.79 -99.99 -99.99 
1963 12 34.45 -99.99 -99.99 
1964 01 33.16  23.48  28.32 
1964 02 31.91 -99.99 -99.99 
1964 03 32.28  23.50  27.89 
1964 04 31.25  23.10  27.17 
1964 05 30.97  22.61  26.79 
1964 06 30.36  20.96  25.66 
1964 07 30.48  20.10  25.29 
1964 08 32.38  20.01  26.19 
1964 09 33.47  20.83  27.15 
1964 10 35.05  20.63  27.84 
1964 11 35.49  20.82  28.15 
1964 12 35.71  21.59  28.65 
1965 01 34.16  22.03  28.09 
1965 02 34.63  22.03  28.33 
1965 03 33.34  22.26  27.80 
1965 04 30.55  22.17  26.36 
1965 05 30.70  21.84  26.27 
1965 06 29.85  21.53  25.69 
1965 07 31.32  20.55  25.93 
1965 08 33.22  19.53  26.37 
1965 09 34.43  21.42  27.92 
1965 10 35.45  21.95  28.70 
1965 11 35.90  22.32  29.11 
1965 12 35.25  22.82  29.04 
1966 01 35.11  23.63  29.37 
1966 02 32.58  23.44  28.01 
1966 03 33.75  23.36  28.55 
1966 04 33.16  23.64  28.40 
1966 05 34.09  23.57  28.83 
1966 06 32.55  22.35  27.45 
1966 07 33.33  22.24  27.78 
1966 08 35.24  21.86  28.55 
1966 09 36.23  22.12  29.17 
1966 10 37.54  22.52  30.03 
1966 11 37.28  23.21  30.24 
1966 12 36.84  23.83  30.34 
1967 01 38.11  24.22  31.16 
1967 02 34.46  23.92  29.18 
1967 03 32.02  23.27  27.64 
1967 04 31.52  23.28  27.40 
1967 05 32.46  23.08  27.77 
1967 06 31.20  22.14  26.67 
1967 07 31.41  21.34  26.37 
1967 08 33.65  21.22  27.43 
1967 09 36.29  21.28  28.78 
1967 10 35.68  22.13  28.90 
1967 11 35.00  21.99  28.49 
1967 12 34.46  22.40  28.43 
1968 01 34.47  23.17  28.82 
1968 02 34.59  23.49  29.04 
1968 03 31.68  22.92  27.30 
1968 04 31.71  23.18  27.44 
1968 05 30.58  22.88  26.73 
1968 08 33.84  21.72  27.78 
1968 09 35.09  22.31  28.70 
1968 10 36.09  22.55  29.32 
1968 11 36.20  23.32  29.76 
1968 12 35.49  23.30  29.39 
1969 01 34.97  23.47  29.22 
1969 02 35.14  24.29  29.71 
1969 03 33.84  24.47  29.16 
1969 04 33.32  24.31  28.81 
1969 05 32.68  23.78  28.23 
1969 06 32.36  22.80  27.58 
1969 07 31.84  22.34  27.09 
1969 08 33.68  21.74  27.71 
1969 09 35.34  22.45  28.89 
1969 10 36.30  23.02  29.66 
1969 11 36.48  23.25  29.86 
1969 12 36.22  23.66  29.94 
1970 01 35.22  23.87  29.54 
1970 02 35.68  24.12  29.90 
1970 03 33.09  23.55  28.32 
1970 04 33.54  23.66  28.60 
1970 05 33.83  22.96  28.39 
1970 06 33.78  22.93  28.35 
1970 07 33.64  22.63  28.13 
1970 08 34.08  22.91  28.49 
1970 09 35.29  22.64  28.96 
1970 10 36.40  22.91  29.65 
1970 11 36.05  23.30  29.67 
1970 12 36.38  23.62  30.00 
1973 01 35.66  24.08  29.87 
1973 02 35.53  24.00  29.76 
1973 03 33.43  23.81  28.62 
1973 04 32.13  23.53  27.83 
1973 05 31.61  22.97  27.29 
1973 06 31.16  22.69  26.92 
1973 07 31.50  22.17  26.83 
1973 08 34.20  21.38  27.79 
1973 09 35.37  21.72  28.54 
1973 10 36.06  22.51  29.28 
1973 11 36.53  22.58  29.55 
1973 12 36.14  22.99  29.56 
1974 03 31.28  22.71  26.99 
1974 04 30.33  22.69  26.51 
1974 05 30.44  22.52  26.48 
1974 06 30.08  21.93  26.00 
1974 07 30.51  20.49  25.50 
1974 08 33.50  20.95  27.22 
1974 09 34.66  21.28  27.97 
1974 10 35.64  22.22  28.93 
1974 11 35.79  22.11  28.95 
1974 12 34.25  22.25  28.25 
1975 01 35.03  22.49  28.75 
1975 02 34.12  23.05  28.58 
1975 03 31.59  23.02  27.30 
1975 04 32.29  23.12  27.70 
1975 05 30.45  22.77  26.61 
1975 06 30.37  21.97  26.17 
1975 07 29.81  20.71  25.25 
1975 08 32.66  20.64  26.65 
1975 09 34.90  21.09  27.99 
1975 10 35.95  22.46  29.20 
1975 11 36.31  21.75  29.03 
1975 12 34.80  22.52  28.66 
1976 01 35.71  22.80  29.25 
1976 02 32.46  22.94  27.70 
1976 03 31.97 -99.99 -99.99 
1976 04 31.42 -99.99 -99.99 
1976 05 32.32 -99.99 -99.99 
1976 06 32.18 -99.99 -99.99 
1976 07 32.66 -99.99 -99.99 
