1950 06  25.25   6.67  15.96 
1950 07  29.29  12.21  20.75 
1950 08  28.75  11.22  19.98 
1950 09  21.74   6.55  14.14 
1950 10  21.21   4.73  12.97 
1950 11  13.67   -.82   6.42 
1950 12  10.89  -2.43   4.23 
1951 01   7.32 -11.01  -1.84 
1951 02   9.13  -5.93   1.60 
1951 03  11.74  -5.41   3.16 
1951 04  14.03  -1.87   6.08 
1951 05  19.07   0.27   9.67 
1951 06  24.73   4.38  14.55 
1951 07  29.57   9.62  19.59 
1951 08 -99.99   7.72 -99.99 
1951 09  26.26   5.74  16.00 
1951 10  16.35  -1.65   7.35 
1951 11   9.97  -4.71   2.63 
1952 01   1.57 -10.50  -4.46 
1952 02   5.21 -10.00  -2.39 
1952 03   3.90  -9.75  -2.92 
1952 04  14.01  -1.77   6.12 
1952 05  20.19   1.30  10.74 
1952 06  22.32   3.05  12.68 
1952 07  27.72   8.68  18.20 
1952 08  28.92   8.49  18.70 
1952 09  22.96   5.26  14.11 
1953 02   8.13 -99.99 -99.99 
1953 03  10.84  -6.03   2.40 
1953 07  30.56  10.38  20.46 
1953 08  27.25   7.21  17.23 
1954 05  22.48   2.95  12.71 
1954 06  23.34   4.29  13.81 
1954 07  29.30  10.18  19.74 
1954 08  26.95   6.64  16.79 
1955 07  28.10   8.22  18.16 
1955 08  29.88  10.09  19.98 
