1974 02  1.86 -10.38  -4.26 
1974 03  7.31  -4.40   1.45 
1974 04 16.73   1.54   9.13 
1974 05 18.71   5.37  12.04 
1974 06 24.53  10.84  17.68 
1974 07 27.45  13.25  20.35 
1974 08 26.81  12.09  19.45 
1974 10 14.41  -1.13   6.64 
1974 11 10.22  -2.96   3.63 
1974 12  3.22  -5.28  -1.03 
1975 01  3.09  -8.75  -2.83 
1975 02  2.99  -8.47  -2.74 
1975 03  5.97  -5.56    .20 
1975 04 11.38  -2.06   4.66 
1975 05 23.97   7.56  15.76 
1975 06 24.37  12.00  18.18 
1975 07 27.90  14.34  21.12 
1975 08 26.63  12.78  19.70 
1975 09 19.95   7.64  13.79 
1975 10 17.93   4.44  11.18 
1975 11 13.05    .70   6.87 
1975 12  2.30  -7.97  -2.83 
1976 01 -1.46 -13.98  -7.72 
1976 02  7.09  -8.38   -.64 
1976 03  9.35  -4.50   2.42 
1976 04 16.11   2.00   9.05 
1976 05 19.73   4.37  12.04 
1976 06 26.67  12.29  19.48 
1976 08 25.95 -99.99 -99.99 
1976 09 21.42   6.51  13.96 
1976 10 13.79   1.28   7.53 
1976 11  7.09  -5.52    .78 
1976 12   .69 -13.39  -6.35 
1977 01 -3.18 -16.10  -9.64 
1977 02  1.92 -10.17  -4.12 
1977 05 24.08   5.21  14.64 
