1957 04 16.35   6.55  11.45 
1957 05 22.26  10.75  16.50 
1957 06 27.46  16.12  21.79 
1957 07 29.87  18.19  24.03 
1957 08 28.85  16.62  22.73 
1957 09 24.24  12.57  18.40 
1957 10 16.08   5.41  10.74 
1957 11 10.10    .64   5.37 
1957 12  6.85  -2.02   2.41 
1958 01  2.01  -6.03  -2.01 
1958 02   .22  -9.85  -4.81 
1958 03  6.27  -1.31   2.48 
1958 04 17.59   4.88  11.23 
1958 05 22.84   9.60  16.22 
1958 06 24.62  12.94  18.78 
1958 07 27.67  18.29  22.98 
1958 08 28.05  16.74  22.39 
1958 09 24.45  13.13  18.79 
1958 10 19.66   6.50  13.08 
1958 11 11.46   2.06   6.76 
1958 12   .34  -9.43  -4.54 
1959 01   .37  -9.68  -4.66 
1959 02  4.37  -5.43   -.52 
1959 03  9.76  -1.80   3.98 
1959 04 17.07   5.14  11.10 
1959 05 25.13  13.68  19.40 
1959 06 29.37 -99.99 -99.99 
1959 07 30.18  17.59  23.88 
1959 08 30.91  19.45  25.18 
1959 09 27.17  13.59  20.38 
1959 10 18.75   6.90  12.82 
1959 11  7.71  -1.93   2.89 
1960 01  3.03  -5.07  -1.02 
1960 02  1.30  -6.05  -2.37 
1960 03   .73 -99.99 -99.99 
1960 04 17.93 -99.99 -99.99 
1960 05 19.81  10.08  14.94 
1960 08 29.27 -99.99 -99.99 
1960 09 27.03  15.06  21.04 
1960 10 19.37   7.21  13.29 
1960 11 11.67    .46   6.06 
1960 12   .38  -8.97  -4.29 
1961 01  -.24 -10.22  -5.23 
1961 02  6.15  -5.45    .35 
1961 03 10.43   -.25   5.09 
1961 05 18.71   7.07  12.89 
1961 06 27.59 -99.99 -99.99 
1961 07 29.70  17.76  23.73 
1961 08 28.07  16.46  22.27 
1961 09 28.46  15.64  22.05 
1961 10 19.27   7.32  13.29 
1961 11 10.24    .37   5.30 
1961 12  2.64  -5.93  -1.64 
1962 01  -.30  -9.32  -4.81 
1962 02  3.51  -6.58  -1.53 
1962 03  7.66  -1.77   2.94 
1962 04 17.92   4.11  11.01 
1962 05 26.89  14.49  20.68 
1962 06 29.07  16.06  22.56 
1962 07 28.68  16.45  22.56 
1962 08 29.85  15.96  22.90 
1962 09 24.88  11.92  18.40 
1962 10 21.14   8.28  14.70 
1962 11 11.15    .47   5.81 
1962 12  2.59  -8.12  -2.76 
1963 01 -2.34 -12.50  -7.42 
1963 02  1.13 -11.29  -5.08 
1963 03 13.10   1.41   7.25 
1963 04 19.42   4.83  12.12 
1963 05 22.80   8.68  15.74 
1963 06 29.99  15.22  22.60 
1963 07 29.89  16.39  23.14 
1963 08 27.06  14.57  20.81 
1963 09 26.47  11.08  18.77 
1963 10 25.12   9.35  17.24 
1963 11 13.35   2.04   7.69 
1963 12  -.83 -11.54  -6.18 
1964 01  4.85  -5.33   -.24 
1964 02  3.22  -6.76  -1.77 
1964 03 10.06  -2.06   4.00 
1964 04 17.35   5.96  11.65 
1964 05 25.41  12.20  18.80 
1964 06 29.54  16.36  22.95 
1964 07 29.64  17.70  23.67 
1964 08 28.50  15.49  21.99 
1964 09 26.65  12.66  19.65 
1964 10 19.21   3.20  11.21 
1964 11 15.04   1.64   8.34 
1964 12  4.67  -6.62   -.97 
1965 01  2.91  -7.21  -2.15 
1965 02  3.21  -6.85  -1.82 
1965 03  5.54  -3.95    .79 
1965 04 17.76   5.07  11.41 
1965 05 26.97  13.99  20.48 
1965 06 28.11  15.64  21.87 
1965 07 28.62  16.25  22.43 
1965 08 27.99  15.64  21.81 
1965 09 25.71  14.72  20.21 
1965 10 18.85   7.09  12.97 
1965 11 13.48   1.59   7.53 
1965 12  7.97    . 3   4.00 
1966 01   .30  -9.39  -4.54 
1966 02  4.64  -5.48   -.42 
1966 03 12.74    . 3   6.38 
1966 04 14.62   4.23   9.43 
1966 05 20.95   7.27  14.11 
1966 06 29.49  15.37  22.43 
1966 07 32.13  18.66  25.39 
1966 08 29.69  15.86  22.77 
1966 09 24.70  11.37  18.03 
1966 10 17.82   4.63  11.22 
1966 11 11.48   1.78   6.62 
1966 12  4.48  -3.73    .37 
1967 01  5.17  -5.15    . 0 
1967 02  3.52  -8.76  -2.62 
1967 03 12.44    . 6   6.25 
1967 04 20.82   6.03  13.42 
1967 05 22.23   8.25  15.24 
1967 06 29.87  16.11  22.99 
1967 07 28.83  16.04  22.43 
1967 08 27.41  14.45  20.93 
1967 09 24.50  11.50  18.00 
1967 10 17.85   7.30  12.57 
1967 11  6.43   -.42   3.00 
1967 12  4.04  -2.90    .56 
1968 01  -.18  -8.60  -4.39 
1968 02  1.44  -8.58  -3.57 
1968 03 11.61   -.20   5.70 
1968 04 16.57   4.96  10.77 
1968 05 18.43   8.21  13.32 
1968 06 26.74  14.67  20.70 
1968 08 28.51  16.26  22.38 
1968 09 24.42  11.58  18.00 
