1959 03 99.99  -5.00 -99.99 
1959 04 99.99   2.39 -99.99 
1959 05 24.06 -99.99 -99.99 
1959 06 26.77  14.95  20.86 
1959 07 27.73  15.39  21.56 
1959 08 99.99  18.64 -99.99 
1959 09 99.99  12.65 -99.99 
1959 10 99.99   4.50 -99.99 
1959 11  4.04  -6.23  -1.09 
1959 12  3.80  -3.87    .-3 
1960 01  -.97  -8.47  -4.72 
1960 02 -1.30  -9.09  -5.19 
1960 03  -.11 -11.22  -5.66 
1960 04 16.14   3.81   9.97 
1960 05 19.08   7.44  13.26 
1960 06 24.04  12.44  18.24 
1960 07 27.42  14.38  20.90 
1960 08 27.76  15.25  21.50 
1960 09 24.93  12.76  18.84 
1960 10 17.15   5.05  11.10 
1960 11  9.39   -.49   4.45 
1960 12   .-5 -10.50  -5.27 
1961 01  -.70 -11.92  -6.31 
1961 02  4.94  -5.82   -.43 
1961 03  6.95  -1.41   2.77 
1961 04 11.48    .60   6.04 
1961 05 19.35   5.83  12.59 
1961 06 26.27  12.28  19.27 
1961 07 27.95  15.23  21.59 
1961 08 27.34  14.93  21.13 
1961 09 24.55  12.40  18.47 
1961 10 17.87   6.27  12.07 
1961 11  8.17  -1.57   3.30 
1961 12  -.81  -9.34  -5.07 
1962 01 -5.60 -14.74 -10.17 
1962 02 -1.76 -10.43  -6.09 
1962 03  3.93  -4.75   -.40 
1962 04 15.36 -99.99 -99.99 
1962 05 23.41   9.89  16.65 
1962 06 26.60  12.54  19.57 
1962 07 25.79  14.63  20.21 
1962 08 28.25  15.34  21.79 
1962 09 21.99   8.74  15.36 
1962 10 18.44   6.66  12.55 
1962 11  8.68  -1.03   3.83 
1962 12   .-5  -9.92  -4.98 
1963 01 -8.20 -16.90 -12.54 
1963 02 -3.22 -14.69  -8.95 
1963 03  8.67  -3.15   2.76 
1963 04 17.58 -99.99 -99.99 
1963 05 20.16   6.56  13.36 
1963 06 28.80  13.47  21.13 
1963 07 29.78  16.06  22.92 
1963 08 26.44 -99.99 -99.99 
1963 09 23.52  10.51  17.01 
1963 10 22.69   9.64  16.17 
1963 11 10.71 -99.99 -99.99 
1964 01  1.86  -7.67  -2.90 
1964 02  1.21 -99.99 -99.99 
1964 03  5.63 -99.99 -99.99 
1964 04 14.51 -99.99 -99.99 
1964 05 24.59 -99.99 -99.99 
1964 06 26.85  13.43  20.14 
1964 07 28.92  16.48  22.70 
1964 08 26.27  13.66  19.96 
1964 09 23.89  11.56  17.72 
1964 10 16.83 -99.99 -99.99 
1964 11 11.30 -99.99 -99.99 
1964 12 -1.21  -9.58  -5.39 
1965 01 -2.10 -11.45  -6.78 
1965 02  -.26 -11.94  -6.10 
1965 03   .49  -7.76  -3.63 
1965 04 13.04   1.27   7.15 
1965 05 24.12   9.45  16.78 
1965 06 26.34  11.91  19.12 
1965 07 28.57  14.80  21.68 
1965 08 25.84  14.35  20.09 
1965 09 21.77  11.36  16.56 
1965 10 16.96 -99.99 -99.99 
1965 11  9.39  -1.17   4.10 
1965 12  3.80  -3.43    .18 
1966 01 -5.12 -15.73 -10.42 
1966 02  -.10  -9.20  -4.65 
1966 03  8.14 -99.99 -99.99 
1966 04 12.69   1.27   6.97 
1966 05 18.18 -99.99 -99.99 
1966 06 26.40  13.77  20.08 
1966 07 29.92  16.77  23.34 
1966 08 26.49  13.52  20.00 
1966 09 22.66  10.18  16.42 
1966 10 17.09 -99.99 -99.99 
1966 11  9.47   -.46   4.50 
1966 12  -.24  -8.89  -4.56 
1967 01   .79 -99.99 -99.99 
1967 02 -1.87 -14.17  -8.02 
1967 03  6.14  -4.71    .71 
1967 04 14.86 -99.99 -99.99 
1967 05 18.84   4.42  11.63 
1967 06 26.15  14.67  20.41 
1967 07 26.44  14.29  20.36 
1967 08 24.88  12.45  18.66 
1967 09 22.83  10.04  16.43 
1967 10 15.95 -99.99 -99.99 
1967 11  5.46 -99.99 -99.99 
1967 12  1.82  -6.53  -2.35 
1968 01 -1.45 -11.00  -6.22 
1968 02  -.20 -12.02  -6.11 
1968 03 11.65 -99.99 -99.99 
1968 04 16.37 -99.99 -99.99 
1968 05 19.95 -99.99 -99.99 
1968 06 26.20  14.04  20.12 
1968 07 27.50  14.74  21.12 
1968 08 27.77  15.31  21.54 
1968 09 22.58  11.17  16.87 
1968 11  8.39   -.31   4.04 
