1972 06 31.71  12.95  22.33 
1972 07 36.83  14.99  25.91 
1972 08 35.55  13.41  24.48 
1972 09 28.45   7.75  18.10 
1972 10 20.90   3.37  12.13 
1972 11 11.42  -2.49   4.46 
1972 12  4.09  -8.93  -2.42 
1973 01  3.83  -8.18  -2.17 
1973 02 10.09  -1.55   4.27 
1973 03 13.18    .-4   6.57 
1973 04 19.45   1.30  10.37 
1973 06 32.93  11.11  22.02 
1973 07 37.28  13.44  25.35 
1973 08 35.25  13.29  24.27 
1973 09 29.50   5.62  17.56 
1973 10 22.69   -.12  11.28 
1973 11 13.20  -2.09   5.55 
1973 12  9.55  -3.80   2.87 
1974 01  7.68  -5.56   1.05 
1974 02 11.90  -6.13   2.88 
1974 03 18.11    .23   9.17 
1974 04 19.94    .58  10.26 
1974 05 27.52   6.56  17.04 
1974 06 34.93  10.97  22.95 
1974 07 36.53  15.06  25.79 
1974 08 35.16  12.55  23.85 
1974 09 31.78   7.27  19.52 
1975 03 14.05   -.56   6.74 
1975 04 15.67  -1.09   7.29 
1975 05 25.56   5.02  15.29 
1975 06 31.47  10.04  20.75 
1975 07 37.09  14.91  26.00 
1975 08 33.79  11.33  22.56 
1975 09 31.11   9.55  20.33 
1977 10 22.99   2.43  12.71 
1977 11 15.61  -3.56   6.02 
1977 12 11.90  -3.57   4.16 
1978 01  9.09  -4.84   2.12 
1978 02 10.74  -3.64   3.54 
1978 03 18.06   1.51   9.78 
1978 04 18.07   1.48   9.77 
1978 05 25.04   2.69  13.86 
1978 06 30.33   6.23  18.28 
1978 07 35.72  10.27  22.99 
1978 08 35.25   8.85  22.06 
1978 09 26.54   5.90  16.22 
1978 10 25.42    .63  13.02 
1978 11 11.10  -5.70   2.70 
1978 12  6.18 -11.83  -2.82 
1979 01  4.69  -9.20  -2.25 
1979 02 10.77  -6.62   2.07 
1979 03 17.28  -2.81   7.23 
1979 04 99.99    .62 -99.99 
