1956 11   .40 -99.99 -99.99 
1956 12 10.21 -17.60 -13.90 
1957 01 16.54 -24.78 -20.66 
1957 02 -9.88 -18.95 -14.41 
1957 03 -2.23 -10.52  -6.37 
1957 04  7.79  -1.88   2.95 
1957 05 19.79   5.27  12.53 
1957 06 21.61   7.97  14.79 
1957 07 28.58  12.55  20.56 
1957 08 22.60  10.69  16.64 
1957 09 19.17   4.73  11.95 
1957 10  8.18  -2.79   2.69 
1957 11  -.70  -7.65  -4.17 
1957 12 -5.38 -14.15  -9.76 
1958 01 -6.36 -12.81  -9.58 
1958 02 10.91 -19.19 -15.05 
1958 03 -2.85 -10.66  -6.75 
1958 04 11.22   -.16   5.53 
1958 05 21.50   4.85  13.17 
1958 06 21.33   6.85  14.09 
1958 07 23.89  10.59  17.24 
1958 08 26.72  11.61  19.16 
1958 09 18.12   5.47  11.79 
1958 10 13.05    . 0   6.52 
1958 11 -1.81 -11.38  -6.59 
1958 12 10.18 -17.17 -13.67 
1959 01 16.20 -23.31 -19.75 
1959 02 10.82 -22.35 -16.58 
1959 03  3.11  -6.13  -1.51 
1959 04 10.13  -3.55   3.29 
1959 05 15.94   1.86   8.89 
1959 06 23.13   9.70  16.41 
1959 07 26.83  12.60  19.71 
1959 08 25.63  10.43  18.02 
1959 09 15.30   5.39  10.34 
1959 10  5.07  -2.53   1.27 
1959 11 -4.85 -12.08  -8.46 
1959 12 -3.83 -10.71  -7.27 
1960 01 13.82 -22.41 -18.11 
1960 02 10.77 -18.54 -14.65 
1960 03 -6.45 -15.48 -10.96 
1960 04  8.18  -1.70   3.24 
1960 05 18.46   5.55  12.01 
1960 06 20.69   7.59  14.14 
1960 07 27.67  13.55  20.61 
1960 08 25.02  11.40  18.20 
1960 09 20.98   5.55  13.26 
1960 10 12.14   -.86   5.64 
1960 11 -1.50 -11.46  -6.48 
1960 12 -6.89 -16.25 -11.57 
1961 01 -9.20 -18.31 -13.75 
1961 02 -6.60 -99.99 -99.99 
1961 03   . 4  -7.95  -3.95 
1961 04  7.76  -4.69   1.53 
1961 05 18.29   4.98  11.64 
1961 06 27.33  11.79  19.56 
1961 07 27.22  12.22  19.71 
1961 08 30.59  13.42  22.00 
1961 09 13.56   2.74   8.15 
1961 10  9.72   -.95   4.39 
1961 11  -.72  -9.32  -5.02 
1961 12 13.83 -23.70 -18.76 
1962 01 11.67 -21.63 -16.65 
1962 02 14.23 -21.81 -18.02 
1962 03 -5.99 -14.08 -10.03 
1962 04 10.54   -.94   4.80 
1962 05 16.11   4.35  10.23 
1962 06 23.17  10.78  16.97 
1962 07 23.97  10.17  17.07 
1962 08 24.32  11.41  17.86 
1962 09 18.74   4.76  11.75 
1962 10 13.01   1.46   7.23 
1962 11  4.71  -3.96    .37 
1962 12 -6.25 -99.99 -99.99 
1963 01 15.34 -25.33 -20.33 
1963 02 -8.59 -18.21 -13.40 
1963 03  1.91  -9.39  -3.74 
1963 04 10.32  -1.29   4.51 
1963 05 15.92   3.21   9.56 
1963 06 20.18   9.70  14.94 
1963 07 25.46  13.90  19.68 
1963 08 25.89  11.88  18.88 
1963 09 22.29   7.74  15.01 
1963 10 17.95   3.58  10.77 
1963 11  2.31  -7.43  -2.56 
1963 12 -7.35 -16.36 -11.85 
1964 01 -6.04 -17.07 -11.55 
1964 02 -3.51 -14.58  -9.04 
1964 03 -5.81 -16.54 -11.17 
1964 04 11.41  -1.16   5.12 
1964 05 18.66   5.17  11.91 
1964 06 21.03   8.64  14.83 
1964 07 27.08  12.90  19.99 
1964 08 23.19   9.89  16.54 
1964 09 15.57   4.15   9.85 
1964 10 14.54  -1.16   6.68 
1964 11  -.46  -9.95  -5.20 
1964 12 16.07 -23.71 -19.89 
1965 01 16.62 -24.25 -20.43 
1965 03 -9.00 -19.35 -14.17 
1965 04  7.76   -.10   3.83 
1965 05 16.00   2.87   9.43 
1965 07 26.01  12.75  19.38 
1965 08 25.52  12.16  18.84 
1965 09 11.09   1.33   6.21 
1965 10 15.42    .13   7.77 
1965 11 -3.96 -12.88  -8.42 
1966 01 21.10 -29.27 -25.18 
1966 02 11.35 -21.06 -16.20 
1966 03  1.36  -7.18  -2.91 
1966 05 17.52   3.16  10.34 
1966 06 21.60   9.74  15.67 
1966 07 26.52  12.33  19.42 
1966 08 23.26  10.88  17.07 
1966 10 11.13  -1.25   4.94 
1966 11 -7.05 -15.52 -11.28 
1967 01 11.47 -20.99 -16.23 
1967 03 -5.00 -14.27  -9.63 
1967 04  4.28  -3.84    .22 
