1957 09  28.00   8.52  18.26 
1957 10  14.82   1.49   8.15 
1958 01   0.48  -6.64  -3.08 
1958 02   6.64 -99.99 -99.99 
1958 03  10.39 -99.99 -99.99 
1958 04  15.25   1.48   8.36 
1958 05  27.55   8.85  18.20 
1958 06  29.43  12.52  20.97 
1958 07  33.93  14.44  24.18 
1958 08  34.09  13.12  23.60 
1958 09  24.08   6.28  15.18 
1958 10  17.27   1.55   9.41 
1958 11   3.71  -6.15  -1.22 
1958 12   0.65  -6.60  -2.97 
1959 01  -1.24 -11.03  -6.13 
1959 02   0.93  -8.89  -3.98 
1959 03   9.91 -99.99 -99.99 
1959 04  18.27   1.15   9.71 
1959 05  20.18   4.55  12.36 
1959 06  25.18   8.18  16.68 
1959 08  28.85   9.64  19.24 
1959 10  16.11   1.02   8.56 
1959 11   4.17  -6.38  -1.10 
1959 12   0.32  -5.95  -2.81 
1960 01  -2.52  -9.54  -6.03 
1960 02   3.29  -6.17  -1.44 
1960 04  17.20   1.74   9.47 
1960 05  19.43   4.66  12.04 
1960 06  27.22   8.22  17.71 
1960 07  35.33  13.77  24.55 
1960 08  29.79  10.55  20.17 
1960 09  26.27   6.24  16.25 
1960 10  17.91   1.74   9.82 
1960 11   5.35  -4.58   0.38 
1960 12  -2.91 -10.34  -6.62 
1961 01   -.15  -7.80  -3.97 
1961 02   5.13  -2.28   1.42 
1961 03  10.71  -1.36   4.67 
1961 04  16.66   1.51   9.08 
1961 05  21.29   6.60  13.94 
1961 06  30.03  10.72  20.37 
1961 08  34.75  13.90  24.32 
1961 09  24.22   5.17  14.69 
1961 10  15.45   0.27   7.86 
1961 11   3.49  -7.12  -1.81 
1961 12   -.94  -8.88  -4.91 
1962 01  -3.63 -11.66  -7.64 
1962 02   4.14  -4.17  -0.01 
1962 03   9.77  -3.57   3.10 
1962 04  19.00   2.05  10.52 
1962 05  19.90   4.64  12.27 
1962 06  26.57   8.13  17.35 
1962 07  32.13  11.63  21.88 
1962 08  28.73  10.44  19.58 
1962 09  26.81   7.24  17.02 
1962 10  16.17   2.06   9.11 
1962 11   7.79   -.22   3.78 
1962 12   2.00  -3.42   -.71 
1963 01  -1.58 -10.93  -6.25 
1963 02   6.19  -2.98   1.60 
1963 03  12.74   -.97   5.88 
1963 04  14.83   1.82   8.32 
1963 05  22.56   4.85  13.70 
1963 06  26.71   9.47  18.09 
1963 07  28.89  11.10  19.99 
1963 08  31.09  11.35  21.22 
1963 09  28.68   8.83  18.75 
1963 10  18.04   3.39  10.71 
1963 11   5.46  -2.80   1.33 
1963 12  -1.16  -7.40  -4.28 
1964 01   -.62  -8.27  -4.44 
1964 02   2.62  -8.81  -3.09 
1964 03   8.70  -4.46   2.11 
1964 04  15.98   -.32   7.83 
1964 05  21.90   3.83  12.86 
1964 06  25.44   9.64  17.54 
1964 07  31.14  11.11  21.12 
1964 08  27.47   9.35  18.41 
1964 09  24.19   5.09  14.64 
1964 10  17.66   0.83   9.24 
1964 11   5.70  -1.39   2.15 
1964 12  -2.17 -10.04  -6.10 
1965 01   0.32  -7.06  -3.37 
1965 02   3.95  -7.09  -1.57 
1965 03   8.18  -4.66   1.76 
1965 04  17.89   2.16  10.02 
1965 05  22.09   5.02  13.55 
1965 06  28.43   8.76  18.59 
1965 07  32.79  12.24  22.51 
1965 08  30.61  12.60  21.60 
1965 09  23.60   5.16  14.38 
1965 11   8.34   0.18   4.26 
1965 12   -.15  -5.88  -3.01 
1966 01  -1.36  -9.89  -5.62 
1966 02   3.73  -4.64   -.45 
1966 03   9.68  -2.67   3.50 
1966 04  18.52   0.18   9.35 
1966 05  23.96   5.58  14.77 
1966 06  24.84   8.04  16.44 
1966 07  29.29  10.52  19.90 
1966 08  31.40  11.29  21.34 
1966 09  27.53   8.99  18.26 
1966 10  16.14   1.28   8.71 
1966 11   6.85   -.62   3.11 
1966 12   2.34  -3.05   -.35 
1967 01   0.99  -4.78  -1.89 
1967 02   8.05  -3.30   2.37 
1967 03  10.82  -1.81   4.50 
1967 04  14.37   0.04   7.20 
1967 05  22.25   4.92  13.59 
1967 06  28.05  11.02  19.53 
1967 07  32.03  11.71  21.87 
1967 08  35.28  13.52  24.40 
1967 09  30.01   9.49  19.75 
1967 10  15.31   2.20   8.75 
1967 11   7.56  -1.88   2.84 
1967 12  -0.02  -8.06  -4.04 
1968 01   -.49  -9.00  -4.74 
1968 02   3.68  -5.54   -.92 
1968 03  12.83  -1.37   5.73 
1968 04  17.00   -.70   8.14 
1968 05  21.93   4.15  13.04 
1968 06  26.13   8.32  17.22 
1968 10  14.85   -.31   7.27 
1968 11   6.79  -2.60   2.09 
1968 12  -1.74 -10.61  -6.17 
1969 01  -8.14 -18.29 -13.22 
1969 02   -.16 -10.03  -5.09 
1969 03   9.18  -3.86   2.66 
1969 04  16.78   2.47   9.62 
1969 05  25.89   6.49  16.18 
1969 06  30.50  11.95  21.22 
1969 07  30.47   9.85  20.16 
1969 08  30.72   8.20  19.45 
1969 09  24.35   6.40  15.37 
1969 10  15.66  -1.53   7.06 
1969 11   8.16  -4.40   1.87 
1969 12   0.68  -4.96  -2.14 
1970 01  -2.21 -10.73  -6.47 
1970 02   5.28  -5.82   -.26 
1970 03  10.10  -3.19   3.45 
1970 04  15.15  -0.07   7.54 
1970 05  22.83   4.61  13.72 
1970 06  29.65  10.87  20.26 
