1953 11 -2.85  -8.71  -5.78 
1953 12 -4.53  -9.57  -7.05 
1954 01 -7.45 -14.54 -10.99 
1954 02 -7.92 -16.85 -12.38 
1954 03   .22  -8.00  -3.89 
1954 04  6.09  -2.73   1.68 
1954 05 13.51   4.46   8.99 
1954 06 16.94   7.78  12.36 
1954 07 18.19  10.07  14.13 
1954 08 17.15   9.60  13.37 
1954 09 12.70   5.83   9.26 
1954 10  6.99   1.29   4.14 
1954 11   .-5  -5.13  -2.59 
1954 12 11.33 -16.37 -13.85 
1955 01 -3.82 -10.27  -7.04 
1955 02 -5.06 -12.20  -8.63 
1955 03  -.35  -8.35  -4.35 
1955 04  3.40  -3.77   -.18 
1955 05 11.07   2.89   6.98 
1955 06 14.13   7.19  10.66 
1955 07 18.74   9.97  14.36 
1955 08 16.01   8.78  12.39 
1955 09 12.30   4.80   8.55 
1955 10  3.02  -2.40    .30 
1955 11 -8.76 -14.28 -11.52 
1955 12 -9.42 -15.84 -12.63 
1956 01 -9.84 -16.75 -13.29 
1956 02 -7.69 -14.83 -11.26 
1956 03 -1.34 -10.21  -5.77 
