1972 09  16.43   4.88  10.65 
1972 10  11.11   0.50   5.80 
1972 11   4.57   -.47   2.05 
1972 12  -2.33  -7.48  -4.90 
1973 01  -1.22  -8.35  -4.78 
1973 02   3.48  -4.73   -.62 
1973 03   8.47  -1.04   3.71 
1973 04  13.54   0.96   7.25 
1973 05  18.70   4.88  11.79 
1973 06  21.20   8.35  14.77 
1973 07  27.92  11.62  19.77 
1973 08  27.35  11.24  19.29 
1973 09  20.58   7.82  14.20 
1973 10  10.85   3.15   7.00 
1973 11   1.89  -2.70   -.40 
1973 12   1.01  -2.81   -.90 
1974 01  -1.23  -8.14  -4.68 
1974 02   3.19  -3.00   0.09 
1974 03   5.56  -2.40   1.58 
1974 04  12.51   2.40   7.45 
1974 05  15.56   3.95   9.75 
1974 06  24.99   9.59  17.29 
1974 07  24.65  10.56  17.60 
1974 10  14.04   2.03   8.03 
1974 11   4.27   0.09   2.18 
1974 12   1.23  -2.97   -.87 
1975 01  -1.71  -7.16  -4.43 
1975 02   0.30  -7.02  -3.36 
1975 03   4.32  -3.18   0.57 
1975 07  28.15  13.73  20.93 
1975 08  22.06   9.85  15.95 
1975 09  21.52   6.87  14.19 
1975 10   9.70   2.71   6.20 
1975 11   4.21  -1.79   1.21 
1975 12   1.22  -3.85  -1.31 
1976 01   0.79  -4.64  -1.92 
1976 02   2.08  -4.15  -1.03 
1976 03   3.74  -4.00   -.13 
1976 04  12.23   1.31   6.76 
1976 05  18.29   5.36  11.83 
1976 06  18.68   6.98  12.83 
1976 07  24.46  10.77  17.61 
1976 08  20.66  10.08  15.37 
1976 09  20.93   8.04  14.48 
1976 10  11.16   2.02   6.59 
1976 11   4.69  -1.93   1.38 
1976 12   1.13  -3.63  -1.25 
1977 01  -2.28  -7.68  -4.98 
1977 02   3.78  -2.62   0.58 
1977 03   5.88  -1.86   2.01 
1977 04  15.21   1.55   8.38 
1977 05  14.99   4.80   9.89 
1977 06  23.85   9.81  16.83 
1977 08  27.00  11.90  19.45 
1977 09  16.71   6.02  11.37 
1977 10  11.26   1.22   6.24 
1977 11   2.00  -2.87   -.43 
1977 12  -1.29 -99.99 -99.99 
1978 01   -.18  -5.35  -2.76 
