1951 01 -3.38 -13.21  -8.29 
1951 02  1.56  -9.24  -3.84 
1951 03  1.44 -10.97  -4.76 
1951 04  7.13  -5.98    .57 
1951 05 13.82    .40   7.10 
1951 06 15.85   1.52   8.68 
1951 07 23.82   8.78  16.29 
1951 08 21.33   7.44  14.38 
1951 09 17.79   2.34  10.07 
1951 10  9.10  -1.23   3.93 
1951 11  2.74  -8.17  -2.71 
1951 12 -2.41 -11.41  -6.91 
1952 01  -.97 -10.33  -5.65 
1952 02  -.78 -10.69  -5.73 
1952 03  -.54 -10.73  -5.63 
1952 04  8.12  -3.33   2.39 
1952 05 13.37   1.64   7.50 
1952 06 21.83   7.63  14.73 
1952 07 23.97   9.22  16.59 
1952 08 22.80   9.43  16.11 
1952 09 20.83   5.49  13.16 
1952 10 15.36   -.70   7.33 
1952 11   .84 -10.17  -4.66 
1952 12  -.63  -9.46  -5.04 
1953 01  1.37  -7.45  -3.04 
1953 02 -1.90 -11.52  -6.71 
1953 03  4.62  -6.46   -.92 
1953 04  5.42  -7.58  -1.07 
1953 05  9.77  -1.29   4.24 
1953 06 20.27   7.17  13.72 
1953 08 21.64   8.35  14.99 
1953 09 20.53   4.25  12.39 
1953 10 13.86   -.89   6.48 
1953 11  7.48  -4.69   1.39 
1953 12  -.35 -12.05  -6.20 
1954 01  2.22  -8.02  -2.90 
1954 02  5.77  -5.69    . 3 
1954 03 99.99 -11.35 -99.99 
1954 04 11.15  -3.16   3.99 
1954 05 14.51   -.16   7.17 
1954 06 22.04   4.40  13.22 
1954 07 25.97   9.82  17.89 
1954 08 23.85 -99.99 -99.99 
1954 10 13.49 -99.99 -99.99 
1954 11 10.37  -5.47   2.45 
1954 12  2.22 -12.27  -5.02 
1955 01   .20 -15.49  -7.64 
1955 02 -3.49 -17.42 -10.45 
1955 03 99.99 -11.24 -99.99 
1955 04 10.91  -5.55   2.67 
1955 05 15.63   -.75   7.44 
1955 06 18.01   2.83  10.42 
1955 07 25.63   8.43  17.03 
1955 08 24.55   7.66  16.10 
1955 09 18.81    .84   9.82 
1955 10 15.63  -4.41   5.61 
1955 11  4.64 -10.74  -3.05 
1955 12  1.58 -13.42  -5.92 
1956 01  3.99 -12.99  -4.50 
1956 03  5.11 -11.72  -3.30 
1956 06 24.88   5.90  15.39 
1956 07 24.42   6.86  15.64 
1956 08 21.63   6.13  13.87 
1956 09 22.61   3.28  12.94 
1956 10 15.89  -2.68   6.60 
1956 11  4.08  -9.20  -2.56 
1956 12  1.97 -12.19  -5.10 
1957 01 -3.96 -17.89 -10.92 
1957 02  4.23 -10.78  -3.27 
1957 03  2.26 -11.46  -4.60 
1957 04  5.56  -6.64   -.53 
1957 05 10.85  -3.82   3.51 
1957 06 20.62   4.42  12.52 
1957 07 23.79   9.22  16.50 
1957 08 24.37   6.08  15.22 
1957 09 17.86   1.77   9.81 
1957 10 11.93    .36   6.14 
1957 11  3.07  -9.25  -3.09 
1957 12  4.38  -8.64  -2.13 
1958 01  2.31 -14.18  -5.93 
1958 02  4.23  -9.46  -2.61 
1958 03   .62 -16.17  -7.77 
1958 04  5.08  -7.35  -1.13 
1958 05 16.92   2.94   9.93 
1958 06 20.96   5.63  13.29 
1958 07 22.98   6.71  14.84 
