1965 07 36.18 -99.99 -99.99 
1965 08 35.75 -99.99 -99.99 
1965 09 33.16 -99.99 -99.99 
1965 10 26.56 -99.99 -99.99 
1965 11 24.94 -99.99 -99.99 
1965 12 18.79   6.90  12.84 
1966 01 12.56   1.56   7.06 
1966 02 16.49   3.48   9.98 
1966 03 22.29   8.41  15.35 
1966 04 26.64  13.39  20.01 
1966 05 28.98  17.87  23.42 
1966 06 32.50  20.25  26.38 
1966 07 35.66  23.04  29.35 
1966 08 34.08  22.13  28.10 
1966 09 31.34  19.04  25.19 
1966 10 26.60  12.17  19.38 
1966 11 23.70  10.28  16.99 
1967 02 99.99   2.35 -99.99 
1967 03 99.99  11.92 -99.99 
1967 04 28.57  17.28  22.92 
1967 05 29.58  16.57  23.07 
1967 07 36.31  22.34  29.32 
1967 08 36.14  21.59  28.86 
1967 09 30.20  18.43  24.31 
1967 10 27.90  13.23  20.56 
1967 11 21.49   9.35  15.42 
1967 12 15.84   4.75  10.29 
1968 01 13.24   4.84   9.04 
1968 02 15.01   2.98   8.99 
1968 03 20.12   8.01  14.07 
1968 04 25.93  14.42  20.17 
1968 05 29.51  17.56  23.53 
1968 06 31.31  21.16  26.23 
1968 08 35.43  22.25  28.84 
1968 10 28.90  14.82  21.86 
1968 11 20.75   7.02  13.88 
1968 12 17.17   4.09  10.63 
1969 01 17.68   5.39  11.53 
1969 02 17.24   4.98  11.11 
1969 03 17.69   5.67  11.68 
1969 04 25.70  13.75  19.72 
1969 05 28.62  16.69  22.65 
1969 06 33.74  20.69  27.21 
1969 07 37.86  23.78  30.82 
1969 08 36.43  23.10  29.77 
1969 09 32.93  19.58  26.25 
1969 10 26.94  13.82  20.38 
1969 11 21.36   7.04  14.20 
1969 12 18.21   5.22  11.71 
1970 01 12.81   1.36   7.08 
1970 02 17.74   5.68  11.71 
1970 03 18.27   7.48  12.87 
1970 04 26.31  14.41  20.36 
1970 05 28.29  16.06  22.17 
1970 06 32.74  20.20  26.47 
1970 07 36.04  22.05  29.04 
1970 08 36.84  23.43  30.14 
1970 09 31.67  20.41  26.04 
1970 10 24.75  12.70  18.72 
1970 11 21.32   6.26  13.79 
1970 12 21.16   7.93  14.54 
1971 01 20.70   4.44  12.57 
1971 02 19.50   5.18  12.34 
1971 03 24.62   7.92  16.27 
1971 04 26.64  12.33  19.48 
1971 05 29.71  17.48  23.59 
1971 06 34.39  21.36  27.87 
1971 07 36.52  22.52  29.52 
1971 08 32.34  21.02  26.68 
1971 09 31.53  19.87  25.70 
1971 10 28.25  16.12  22.18 
1971 11 21.69   8.89  15.29 
1971 12 18.16   8.10  13.13 
1972 01 16.76   3.60  10.18 
1972 02 20.20   4.96  12.58 
1972 03 26.58  10.91  18.74 
1972 04 29.66  15.18  22.42 
1972 05 29.43  16.65  23.04 
1972 06 34.25  21.02  27.64 
1972 07 33.59  21.16  27.38 
1972 08 34.77  21.04  27.90 
1972 09 34.31  21.25  27.78 
1972 10 27.47  14.26  20.86 
1972 11 16.74   6.07  11.40 
1972 12 15.03   2.10   8.57 
1973 01 12.70   1.62   7.16 
1973 02 16.04   4.15  10.09 
1973 03 23.23  10.90  17.06 
1973 04 22.54  11.80  17.17 
1973 05 29.21  15.86  22.53 
1973 06 31.40  20.18  25.79 
1973 07 34.18  22.30  28.24 
1973 08 34.46  20.67  27.56 
1973 09 32.02  20.01  26.01 
1973 10 27.04  15.75  21.39 
1973 11 24.64  12.08  18.36 
1973 12 19.03   3.41  11.22 
1974 01 14.53   3.28   8.90 
1974 02 20.96   5.16  13.06 
1974 03 25.27  12.85  19.06 
1974 04 27.69  13.30  20.49 
1974 05 30.72  19.00  24.86 
1974 06 33.71  19.54  26.63 
1974 07 36.75  22.04  29.39 
1974 08 33.93  21.90  27.91 
1974 09 27.48  17.00  22.24 
1974 10 27.59  13.75  20.67 
1974 11 19.12   7.86  13.49 
1974 12 15.00   3.84   9.42 
1975 01 18.02   5.29  11.65 
1975 02 17.54   3.60  10.57 
1975 03 21.38   7.71  14.54 
1975 04 25.16  13.39  19.27 
1975 05 28.55  17.54  23.04 
1975 06 32.28  20.90  26.59 
1975 07 33.82  21.53  27.67 
1975 08 34.37  21.81  28.09 
