1965 01 33.81  25.87  29.84 
1965 04 31.44  22.32  26.88 
1965 05 29.20  21.34  25.27 
1965 06 26.05  18.07  22.06 
1965 07 23.74  14.11  18.92 
1965 08 27.28  16.66  21.97 
1965 09 30.34  19.78  25.06 
1965 10 31.56  21.62  26.59 
1965 11 33.96  24.53  29.24 
1965 12 32.45  25.25  28.85 
1966 01 32.07  25.76  28.91 
1966 02 32.74  25.46  29.10 
1966 03 32.70  24.48  28.59 
1966 04 32.22  23.69  27.95 
1966 05 28.32  20.25  24.28 
1966 06 26.19  18.14  22.16 
1966 07 25.71  15.86  20.78 
1966 08 27.02  17.56  22.29 
1966 09 29.50 -99.99 -99.99 
1966 10 30.81  21.21  26.00 
1966 11 33.09  24.23  28.66 
1966 12 34.14  25.70  29.92 
1967 01 34.55  26.62  30.58 
1967 02 29.82  24.51  27.16 
1967 03 30.81  24.72  27.76 
1967 04 31.94  23.32  27.63 
1967 05 28.63  20.70  24.66 
1967 06 25.54  16.89  21.21 
1967 07 24.83  15.94  20.38 
1967 08 26.93  16.10  21.51 
1967 09 29.44  18.24  23.84 
1967 10 32.50  22.12  27.31 
1967 11 34.66  24.96  29.81 
1967 12 35.33  26.24  30.78 
1968 01 33.83  26.47  30.15 
1968 02 30.59  25.00  27.79 
1968 03 32.97  25.57  29.27 
1968 04 32.59  24.33  28.46 
1968 05 26.99  21.24  24.11 
1968 06 26.07  18.31  22.18 
1968 07 25.64  17.52  21.58 
1968 08 26.53  17.04  21.78 
1968 10 31.55  22.17  26.86 
1968 11 34.80 -99.99 -99.99 
1968 12 33.78  25.54  29.66 
1969 01 32.57  25.79  29.18 
1969 02 99.99  25.81 -99.99 
1969 03 32.23  25.26  28.74 
1969 04 31.78  22.58  27.18 
1969 06 25.44  17.04  21.24 
1969 09 28.37  18.34  23.35 
1969 11 34.97  24.43  29.70 
1970 02 34.21  26.64  30.42 
1970 04 31.59  23.27  27.43 
1970 07 25.41  16.11  20.76 
1970 08 27.76  17.41  22.58 
1970 11 33.90  25.70  29.80 
1971 01 34.68  26.80  30.74 
1971 02 32.25  25.30  28.77 
1971 03 31.04  24.43  27.73 
1971 07 24.38  15.80  20.09 
1971 08 99.99  18.46 -99.99 
1971 09 30.85  20.61  25.73 
1971 10 33.84  24.26  29.05 
1971 12 35.25  27.04  31.15 
