1969 11  8.93  -7.08    .92 
1969 12  4.05 -12.15  -4.04 
1970 01 -1.01 -18.23  -9.62 
1970 02  5.49 -11.86  -3.18 
1970 03  2.61 -12.04  -4.71 
1970 04  6.25  -5.40    .42 
1970 05 18.81   3.24  11.02 
1970 06 26.00   6.31  16.15 
1970 07 29.95   7.81  18.88 
1970 08 32.07   6.54  19.30 
1970 09 20.18    .75  10.46 
1970 10 12.03  -4.27   3.88 
1970 11  4.83  -8.27  -1.72 
1970 12   .75 -14.66  -6.95 
1971 01 -2.23 -16.04  -9.13 
1971 02  1.28 -15.95  -7.33 
1971 03  5.43 -11.05  -2.81 
1971 04 11.74  -3.10   4.31 
1971 05 17.92   2.18  10.05 
1971 06 24.78   6.46  15.62 
1971 07 28.13   5.54  16.83 
1971 08 32.39   9.89  21.14 
1971 09 20.07   1.80  10.93 
1971 10 12.78  -3.75   4.51 
1971 11  6.44  -8.49  -1.02 
1971 12 -1.32 -18.31  -9.81 
1972 01 -2.95 -20.21 -11.58 
1972 02  3.08 -15.67  -6.29 
1972 03 10.30  -7.34   1.48 
1972 05 18.67   2.76  10.71 
1972 06 24.80   7.50  16.15 
1972 07 25.91   7.23  16.57 
1972 08 99.99   7.10 -99.99 
