1958 04 14.35   1.55   7.95 
1958 05 18.95   3.75  11.35 
1958 06 21.01   9.43  15.22 
1958 07 25.52  15.11  20.31 
1958 08 25.28  12.32  18.79 
1958 09 20.79  10.33  15.56 
1958 10 15.15   4.85  10.00 
1958 11  8.47    .-5   4.21 
1958 12 -2.71 -11.93  -7.32 
1959 01 -2.84 -11.55  -7.19 
1959 02 -1.35  -9.96  -5.65 
1959 03  3.38  -6.25  -1.43 
1959 04 13.28   1.25   7.26 
1959 05 19.87   7.97  13.92 
1959 06 23.90  11.31  17.60 
1959 07 27.35  14.04  20.69 
1959 08 27.93  17.48  22.70 
1959 09 23.56  11.87  17.71 
1959 10 14.64   5.98  10.31 
1959 11  6.46  -2.22   2.11 
1959 12  2.09  -3.59   -.74 
1960 01  -.55  -6.72  -3.63 
1960 02  -.50  -7.63  -4.06 
1960 03 -1.03 -10.76  -5.89 
1960 04 12.99   2.72   7.85 
1960 05 18.02   8.56  13.29 
1960 06 23.45  11.23  17.34 
1960 07 25.49  12.51  19.00 
1960 08 25.67  13.41  19.54 
1960 09 23.42  11.78  17.60 
1960 10 15.89   2.69   9.29 
1960 11  9.20    .76   4.98 
1960 12  -.96  -9.64  -5.30 
1961 01 -3.55 -11.38  -7.46 
1961 02  1.44  -8.35  -3.45 
1961 03  5.91  -2.40   1.75 
1961 04  8.57    .31   4.44 
1961 05 16.62   4.82  10.72 
1961 06 22.80  11.54  17.17 
1961 07 25.85  15.11  20.48 
1961 08 24.76  15.09  19.92 
1961 09 24.33  13.19  18.76 
1961 10 17.37   6.03  11.70 
1961 11  8.70   -.93   3.88 
1961 12  1.16  -5.75  -2.29 
1962 01 -2.38 -10.25  -6.31 
1962 02 -1.99 -11.11  -6.55 
1962 03  4.38  -3.94    .22 
1962 04 12.95   1.63   7.29 
1962 05 22.10   8.82  15.46 
1962 06 24.20  12.11  18.15 
1962 07 25.88  12.69  19.28 
1962 08 26.07  12.37  19.21 
1962 09 19.56   8.82  14.19 
1962 10 16.19 -99.99 -99.99 
1962 11  7.56   -.75   3.40 
1962 12  -.71  -9.57  -5.14 
1963 01 -4.92 -13.48  -9.20 
1963 02 -4.48 -14.79  -9.63 
1963 03  5.18  -3.35    .91 
1963 04 13.29    .69   6.99 
1963 05 17.61   5.54  11.57 
1963 06 25.23  10.59  17.91 
1963 07 26.76  13.83  20.29 
1963 08 23.72  11.23  17.47 
1963 09 20.52   6.45  13.48 
1963 10 99.99   4.59 -99.99 
1963 11  9.71   2.09   5.90 
1963 12 -2.72 -99.99 -99.99 
1964 02   .-6  -8.75  -4.40 
1964 03  4.57  -4.42    . 7 
1964 04 12.48    .96   6.72 
1964 05 20.26   7.19  13.72 
1964 06 24.67  10.35  17.51 
1964 07 26.93  14.80  20.86 
1964 08 23.15  12.14  17.64 
1964 09 20.96 -99.99 -99.99 
1964 10 14.36    .80   7.58 
1964 11  9.46    .12   4.79 
1964 12  1.02  -5.85  -2.41 
1965 01 -3.05 -10.41  -6.73 
1965 02  -.33  -9.53  -4.92 
1965 03   .91  -6.31  -2.70 
1965 04  9.33   -.64   4.34 
1965 05 21.45 -99.99 -99.99 
1965 06 25.06   9.64  17.35 
1965 07 25.44  12.06  18.75 
1965 08 24.22  13.57  18.89 
1965 09 99.99  12.31 -99.99 
1965 10 13.75   4.09   8.92 
1965 11  8.72   -.35   4.18 
1965 12  3.76  -4.41   -.32 
1966 01 -3.86 -12.08  -7.97 
1966 04 10.22    . 6   5.14 
1966 05 15.32   4.21   9.76 
1966 06 25.38  10.63  18.00 
1966 07 27.68  13.79  20.73 
1966 08 25.65  13.29  19.46 
1966 09 19.00   6.95  12.97 
1966 11  7.43    .37   3.90 
1966 12  -.16  -6.85  -3.50 
1967 01 -2.04 -10.22  -6.13 
1967 02 -4.07 -12.42  -8.24 
1967 06 26.08  14.10  20.09 
1967 07 24.33  14.49  19.41 
1967 08 25.03  13.45  19.24 
1967 09 21.90 -99.99 -99.99 
