1955 11 -2.40 -15.11  -8.75 
1955 12 -1.79 -12.19  -6.99 
1956 01 -1.60 -10.49  -6.04 
1956 02 -3.15 -14.07  -8.60 
1956 03  1.80  -9.14  -3.67 
1956 04 12.13  -2.17   4.98 
1956 05 19.16   2.99  11.07 
1956 06 17.69   3.28  10.48 
1956 07 25.35   8.85  17.10 
1956 08 24.25   7.58  15.91 
1956 09 19.48   1.35  10.41 
1956 11  2.32  -7.24  -2.46 
1956 12 -2.19 -10.10  -6.14 
1957 01 -7.51 -18.82 -13.16 
1957 02   .19 -11.39  -5.60 
1957 03  5.16  -4.94    .10 
1957 04 11.37   -.32   5.52 
1957 05 19.12   4.62  11.87 
1957 06 20.58   3.98  12.28 
1957 07 22.45   5.34  13.89 
1957 08 20.96   5.16  13.06 
1957 09 22.52   3.07  12.79 
1957 11  3.61  -6.41  -1.40 
1957 12   .42  -9.09  -4.33 
1958 01   .31  -9.06  -4.37 
1958 02  3.21  -5.14   -.96 
1958 03  3.98  -8.46  -2.24 
1958 04  8.31  -2.48   2.91 
1958 05 21.33   2.52  11.92 
1958 06 24.27   6.46  15.36 
1958 08 26.78   5.64  16.21 
1958 11   .92  -8.07  -3.57 
1958 12  -.68  -9.17  -4.92 
1959 01 -4.04 -14.60  -9.32 
1959 02 -1.52 -12.53  -7.02 
1959 03  3.24  -9.45  -3.10 
1959 04  7.72  -5.26   1.22 
1959 05 16.67   2.83   9.75 
1959 06 21.64   3.46  12.54 
