1957 11  -.66  -5.37  -3.01 
1957 12 -2.82  -7.24  -5.02 
1958 01 -3.26  -7.87  -5.56 
1958 02 -1.23  -6.60  -3.91 
1958 03  3.36  -6.54  -1.59 
1958 04  7.12  -1.89   2.61 
1958 05 18.73   1.40  10.06 
1958 06 22.03   6.84  14.43 
1958 07 24.14   7.74  15.94 
1958 08 23.19   6.78  14.98 
1958 09 12.86   3.13   7.99 
1958 10  7.30  -1.00   3.15 
1958 11 -3.24  -8.77  -6.00 
1958 12 -4.16  -9.59  -6.87 
1959 01 -6.49 -12.64  -9.56 
1959 02 -4.11 -11.30  -7.70 
1959 03  1.44  -6.11  -2.33 
1959 04  6.83  -4.06   1.38 
1959 05 10.81   -.28   5.26 
1959 06 16.74   3.36  10.05 
1959 07 22.54   6.00  14.27 
1959 08 16.51   4.92  10.72 
1959 09 12.33   3.69   8.01 
1959 10  5.25  -1.16   2.04 
1959 11 -3.82  -9.89  -6.85 
1959 12 -4.86  -9.16  -7.01 
1960 01 -8.18 -13.82 -11.00 
1960 02 -2.19 -10.92  -6.55 
1960 03  2.69  -8.18  -2.74 
1960 04  7.60  -2.30   2.65 
1960 05 10.63    .12   5.37 
1960 06 15.59   4.51  10.05 
1960 07 26.36   7.56  16.96 
1960 08 18.12   6.95  12.53 
1960 09 15.20   3.35   9.27 
1960 10  7.08    .91   3.99 
1960 11 -2.29  -7.31  -4.80 
1960 12 -5.40 -10.52  -7.96 
1961 01 -4.32  -9.85  -7.08 
1961 02  -.62  -5.17  -2.89 
1961 03  3.73  -5.62   -.94 
1961 04  5.90  -2.46   1.72 
1961 05 14.52   1.01   7.76 
1961 06 21.65   5.25  13.45 
1961 07 22.80   7.40  15.10 
1961 08 23.27   7.50  15.38 
1961 09 11.65   2.22   6.93 
1961 10  4.25  -1.45   1.40 
1961 11 -4.31  -9.82  -7.06 
1961 12 -7.21 -12.15  -9.68 
1962 01 -8.43 -13.81 -11.12 
1962 02 -2.85 -11.04  -6.94 
1962 03  1.02  -8.97  -3.97 
1962 04  8.20  -1.63   3.28 
1962 05 12.10    .16   6.13 
1962 06 17.28   3.55  10.41 
1962 07 20.95   6.05  13.50 
1962 08 16.70   6.40  11.55 
1962 09 16.66   2.79   9.72 
1962 10  7.83    .71   4.27 
1962 11   .77  -2.55   -.89 
1962 12 -2.79  -6.42  -4.60 
1963 01 11.00 -17.01 -14.00 
1963 02  1.42  -5.14  -1.85 
1963 03  3.31  -4.92   -.80 
1963 04  8.88  -2.01   3.43 
1963 05 13.89    .-7   6.91 
1963 06 18.12   4.89  11.50 
1963 07 19.92   6.70  13.31 
1963 08 22.36   7.31  14.83 
1963 09 19.96   6.28  13.12 
1963 10  8.77   1.16   4.96 
1963 11 -1.68  -5.74  -3.70 
1963 12 -5.97 -11.16  -8.56 
1964 01 -4.35  -8.14  -6.25 
1964 02 -1.63  -8.96  -5.29 
1964 03   .42  -7.58  -3.58 
1964 04  6.21  -2.61   1.80 
1964 05 11.09    . 8   5.58 
1964 06 16.48   3.19   9.83 
1964 07 21.56   7.01  14.28 
1964 08 17.45   5.66  11.56 
1964 09 11.67   2.66   7.16 
1964 11 -1.89  -6.76  -4.32 
1964 12 -8.79 -14.40 -11.59 
1965 01 -4.56  -8.17  -6.36 
1965 02 -3.56  -9.27  -6.41 
1965 03  1.33 -12.25  -5.46 
1965 04  9.41  -1.52   3.94 
1965 05 12.64    . 8   6.36 
