1960 09 30.91  21.01  25.96 
1960 10 30.46  20.87  25.66 
1960 11 30.96  22.27  26.61 
1960 12 29.35  20.78  25.06 
1961 01 29.61  20.20  24.90 
1961 02 29.56  19.01  24.28 
1961 03 29.98 -99.99 -99.99 
1961 04 30.75  21.05  25.90 
1961 05 30.76  20.59  25.67 
1961 06 31.15  20.16  25.65 
1961 07 30.96  19.78  25.37 
1961 08 31.48  20.26  25.87 
1961 09 31.73  19.62  25.67 
1961 10 31.16  19.69  25.42 
1961 11 30.47  18.29  24.38 
1961 12 29.94  18.27  24.10 
1962 01 28.90  17.14  23.02 
1962 02 28.74  16.65  22.69 
1962 03 29.85  21.97  25.91 
1962 04 30.08  20.86  25.47 
1962 05 30.43  21.16  25.79 
1962 06 30.20  20.85  25.52 
1962 07 30.52  20.95  25.73 
1962 08 30.61  20.18  25.39 
1962 09 30.91  19.26  25.08 
1962 10 31.82  19.64  25.73 
1962 11 31.00  20.20  25.60 
1962 12 30.27  20.36  25.31 
1963 02 29.94  21.29  25.61 
1963 03 29.83  20.63  25.23 
1963 05 29.88 -99.99 -99.99 
1963 06 30.84  20.74  25.79 
1963 07 31.43  20.70  26.06 
1963 10 32.61  21.61  27.11 
1963 11 31.12  20.04  25.58 
1963 12 29.59  19.75  24.67 
1964 01 29.64  19.54  24.59 
1964 02 30.09  18.00  24.04 
1964 03 30.70  18.99  24.84 
1964 04 30.64  18.29  24.47 
1964 05 31.75  18.29  25.02 
1964 06 31.60  17.62  24.61 
1964 07 30.90  19.35  25.12 
1964 08 31.34  21.19  26.26 
1964 09 31.63  20.96  26.29 
1964 10 31.11  20.25  25.68 
1964 11 30.57  18.02  24.29 
1964 12 29.17  17.03  23.10 
1965 02 28.91  16.00  22.45 
1965 04 31.54  16.36  23.95 
1965 06 30.96  19.89  25.42 
1965 07 31.32  20.65  25.98 
1965 08 31.45  20.42  25.93 
1965 09 31.73  20.25  25.99 
1965 10 32.84  17.78  25.31 
1965 11 31.05  18.93  24.99 
1965 12 30.61  18.17  24.39 
1966 01 30.58  19.15  24.86 
1966 03 30.03  16.42  23.22 
1966 04 31.22  17.99  24.60 
1966 05 31.20  18.39  24.79 
1966 06 31.54  19.62  25.58 
1966 07 31.71  16.95  24.33 
1966 08 32.78  18.64  25.71 
1966 09 32.59  19.64  26.11 
1966 10 31.55  19.74  25.64 
1967 03 29.89  16.48  23.18 
1967 04 30.37  16.79  23.58 
1967 05 31.45  17.14  24.29 
