1948 01 -3.48 -14.99  -9.23 
1948 02  1.15 -13.16  -6.00 
1948 03  8.00  -5.87   1.06 
1948 04 15.01   2.50   8.75 
1948 05 18.99   6.67  12.83 
1948 06 24.80  11.46  18.12 
1948 07 28.46  14.17  21.31 
1948 08 27.13  13.51  20.32 
1948 09 24.17   9.33  16.75 
1948 10 15.55   2.53   9.04 
1948 11 12.44   1.55   6.99 
1948 12  3.23  -6.64  -1.70 
1949 01  4.14  -4.80   -.33 
1949 02  5.40  -6.85   -.72 
1949 03  7.76  -3.67   2.04 
1949 04 14.36    .71   7.53 
1949 05 21.33   6.36  13.84 
1949 06 28.46  13.46  20.96 
1949 07 30.50  16.11  23.30 
1949 08 28.80  13.50  21.15 
1949 09 20.37   7.68  14.02 
1949 10 19.81   5.00  12.40 
1949 11  7.65  -1.65   3.00 
1949 12  4.48  -6.18   -.84 
1950 01  6.34  -3.14   1.60 
1950 02   .70  -9.08  -4.19 
1950 03  3.36  -7.79  -2.21 
1950 04 11.72   -.96   5.38 
1950 05 20.41   7.08  13.74 
1950 06 24.60  10.10  17.35 
1950 07 26.45  13.06  19.75 
1950 08 26.86  12.73  19.79 
1950 09 19.75   9.22  14.49 
1950 10 18.17   4.29  11.23 
1950 11  9.64  -1.28   4.18 
1950 12   .70 -10.62  -4.96 
1951 01  2.93  -7.11  -2.09 
1951 02  2.74  -7.01  -2.13 
1951 03  6.08  -2.99   1.54 
1951 04 13.88   2.01   7.94 
