1955 01   -.28 -14.79  -7.53 
1955 02   2.29 -11.79  -4.75 
1955 03   4.96  -9.87  -2.45 
1955 04   8.68  -3.93   2.37 
1955 05  16.11   0.31   8.21 
1955 06  22.69   4.84  13.76 
1955 08  31.31   7.40  19.35 
1955 10  18.45   -.72   8.86 
1955 11   5.92  -6.38   -.23 
1955 12   2.82  -6.68  -1.93 
1956 01   2.22  -8.22  -3.00 
1956 02   1.07 -11.60  -5.26 
1956 03   7.29  -5.15   1.06 
1956 04  13.29  -1.49   5.90 
1956 05  17.87   3.74  10.80 
1956 09  25.10   0.64  12.87 
1956 12   4.58  -8.22  -1.82 
1957 01  -1.19 -14.75  -7.97 
1957 02   5.00  -7.04  -1.02 
1957 03   7.19  -3.53   1.83 
1957 04  11.75  -1.93   4.91 
1957 05  14.50   2.46   8.47 
1957 06  23.27   4.89  14.08 
1958 02   5.14  -3.27   0.93 
1958 03   3.78  -6.35  -1.28 
