1952 06  18.59   7.48  13.03 
1952 07 -99.99   8.39 -99.99 
1952 08  20.41   6.08  13.24 
1952 09  17.95   3.75  10.85 
1952 10  12.53  -2.13   5.20 
1953 01 -16.07 -25.14 -20.60 
1953 02  -2.75 -15.73  -9.24 
1953 03  -1.21 -13.31  -7.26 
1953 04   7.15  -4.69   1.23 
1953 05  16.94   2.82   9.88 
1953 06  18.84   6.41  12.62 
1953 07  21.90   8.32  15.11 
1953 08  21.61   8.43  15.02 
1953 09  15.66   2.28   8.97 
1953 10  13.69  -1.76   5.96 
1953 11   2.01  -7.50  -2.74 
1953 12  -2.31 -12.87  -7.59 
1954 01 -22.72 -32.83 -27.77 
1954 02  -3.05 -11.51  -7.28 
1954 03  -2.62 -12.34  -7.48 
1954 04   -.52 -10.24  -5.38 
1954 05  13.22   1.76   7.49 
1954 06  16.65   5.96  11.30 
1954 07  21.74   8.79  15.26 
1954 08  18.10   7.49  12.79 
1954 09  14.81   3.03   8.92 
1954 10  10.51  -2.38   4.06 
1954 11   4.48  -5.94   -.72 
1954 12   -.64 -11.56  -6.10 
1955 01  -5.37 -17.36 -11.36 
1955 02  -8.60 -20.17 -14.39 
1955 03  -6.07 -18.12 -12.10 
1955 04   7.18  -3.57   1.80 
1955 05  15.10   1.59   8.34 
1955 06  21.22   6.83  14.02 
1955 07  21.79   9.88  15.83 
1955 08  22.03   6.81  14.42 
1955 09  13.98   2.59   8.28 
1955 10  10.36  -1.39   4.48 
1955 11 -11.99 -20.82 -16.40 
1955 12 -16.54 -23.48 -20.01 
1956 01 -17.53 -25.13 -21.33 
1956 02  -9.66 -22.66 -16.16 
1956 03  -3.55 -14.39  -8.97 
1956 04   5.11  -4.89   0.11 
1956 05  18.79   5.00  11.90 
1956 06  20.03   8.25  14.14 
1956 08  21.22   8.27  14.74 
1956 09  14.37   2.76   8.56 
1956 10   8.45  -3.92   2.26 
1956 11   2.95  -7.52  -2.28 
1956 12  -7.96 -17.70 -12.83 
1957 01 -14.13 -23.61 -18.87 
1957 02  -9.81 -21.55 -15.68 
1957 03  -2.78 -14.82  -8.80 
1957 04   8.91 -99.99 -99.99 
1957 05  17.06   4.91  10.98 
1957 06  20.15   5.80  12.97 
1957 07  21.98   9.42  15.70 
1957 09  17.18   4.37  10.77 
1957 10   6.83  -4.53   1.14 
1957 11   0.74  -7.85  -3.55 
1957 12  -5.11 -15.85 -10.48 
1958 03  -2.78 -12.45  -7.61 
1958 04   8.45  -1.57   3.43 
1958 05  18.83   2.97  10.90 
1958 06  19.46   5.15  12.31 
1958 07  24.08   7.53  15.80 
1958 09  13.98   2.79   8.38 
1958 10  11.54  -2.35   4.59 
1958 11  -1.48 -12.03  -6.75 
1958 12  -7.70 -18.35 -13.02 
1959 03   3.60  -6.84  -1.62 
1959 04 -99.99  -3.28 -99.99 
1959 05 -99.99   -.52 -99.99 
1959 06  17.45   5.63  11.54 
1960 10  10.16 -99.99 -99.99 
