1971 01 37.52  24.85  31.18 
1971 02 35.07  24.22  29.64 
1971 03 34.97  23.38  29.17 
1971 04 34.49  20.39  27.44 
1971 05 33.75  14.52  24.14 
1971 06 29.09  13.20  21.14 
1971 07 30.72  13.42  22.07 
1971 08 34.88  16.41  25.64 
1971 09 37.83  20.72  29.27 
1971 10 38.55  24.40  31.47 
1971 11 37.24  24.62  30.93 
1971 12 35.31  23.78  29.54 
1972 02 35.54  23.73  29.63 
1972 03 34.64  21.81  28.22 
1972 04 35.75  18.26  27.00 
1972 05 32.34  16.12  24.23 
1972 06 31.47  14.61  23.04 
1972 07 30.84  11.73  21.28 
1972 08 34.21  17.29  25.75 
1972 09 35.54  20.17  27.85 
1972 10 38.54  22.36  30.45 
1972 11 38.74 -99.99 -99.99 
1973 01 34.98 -99.99 -99.99 
1973 04 36.16 -99.99 -99.99 
1973 06 33.00 -99.99 -99.99 
1973 07 32.52 -99.99 -99.99 
1973 08 34.57  18.42  26.49 
1973 09 36.41 -99.99 -99.99 
1973 10 37.74  23.69  30.71 
1974 01 32.03  24.30  28.16 
1974 03 32.99  23.79  28.39 
1974 04 33.56  21.40  27.48 
1974 05 31.89  16.86  24.37 
