1970 06 26.68  11.08  18.88 
1970 07 30.21  11.52  20.86 
1970 08 31.97  10.06  21.01 
1970 09 19.65   4.69  12.17 
1970 10 12.25   1.44   6.84 
1970 11  3.82  -1.89    .96 
1970 12  -.67  -6.65  -3.66 
1971 01  -.70  -6.16  -3.42 
1971 02  2.67  -3.95   -.64 
1971 03  5.55  -3.42   1.06 
1971 04 15.52   1.54   8.53 
1971 05 22.27   6.11  14.19 
1971 06 21.48   8.63  15.05 
1971 07 29.26  10.30  19.78 
1971 08 32.93  12.35  22.64 
1971 09 20.11   5.89  13.00 
1971 10 12.11   1.56   6.83 
1971 11  4.67   -.73   1.97 
1971 12 -1.76  -7.95  -4.85 
1972 01 -2.51 -10.40  -6.45 
1972 02  2.67  -4.78  -1.05 
1972 03  8.64   -.30   4.17 
1972 04 12.64    .13   6.38 
1972 05 21.63   6.83  14.23 
1972 06 22.83   9.93  16.38 
1972 07 27.24   9.80  18.52 
1972 08 30.02  11.47  20.74 
1972 09 19.50   4.42  11.96 
1972 10 13.66    .72   7.19 
1972 11  5.17    .24   2.70 
1972 12 -1.95  -7.88  -4.91 
1973 01 -1.17  -7.98  -4.58 
1973 02  3.73  -3.59    . 7 
1973 03 10.56   -.37   5.09 
1973 04 16.27   1.17   8.72 
1973 05 21.87   4.98  13.42 
1973 06 24.75   7.82  16.28 
1973 07 31.68  10.64  21.16 
1973 08 30.50  10.36  20.43 
1973 09 23.15   7.42  15.28 
1973 10 12.15   3.40   7.77 
1973 11  2.40  -2.29    . 5 
1973 12  1.55  -2.35   -.40 
1974 01 -1.13  -7.69  -4.41 
1974 02  3.83  -1.93    .95 
1974 03  8.06  -1.28   3.39 
1974 04 15.26   3.22   9.24 
1974 05 17.51   4.73  11.12 
1974 06 28.35  10.29  19.32 
1974 07 27.77  10.88  19.32 
1974 08 29.39  10.22  19.80 
1974 09 23.31   5.94  14.62 
1974 10 99.99   1.10 -99.99 
1974 11  4.92    .19   2.56 
1974 12  1.52  -3.12   -.79 
1975 01 -1.42  -7.68  -4.54 
1975 02   . 5  -7.41  -3.67 
1975 03  5.11  -2.72   1.19 
1975 04 13.03   -.20   6.41 
1975 05 20.83   5.02  12.92 
1975 06 23.06   8.29  15.67 
1975 07 30.77  13.81  22.29 
1975 08 24.82   9.76  17.29 
1975 09 24.57   6.39  15.48 
1975 10 11.82   3.59   7.70 
1975 11  3.90  -3.02    .44 
1975 12  1.20  -4.19  -1.49 
1976 01   .78  -4.55  -1.88 
1976 02  2.88  -4.32   -.72 
1976 03  5.59  -3.56   1.01 
1976 04 15.24   1.58   8.41 
