1959 01 -8.17 -15.26 -11.71 
1959 02 -2.90 -11.45  -7.17 
1959 03  2.63  -7.31  -2.33 
1959 04  3.66  -5.14   -.73 
1959 05 11.58   1.62   6.60 
1959 06 19.54   6.69  13.11 
1959 07 20.82   8.54  14.68 
1959 08 20.09   7.44  13.76 
1959 09  9.12   1.78   5.45 
1959 10  3.33  -1.83    .74 
1959 11 -2.31  -6.48  -4.39 
1959 12 10.14 -16.44 -13.29 
1960 01 10.46 -17.73 -14.09 
1960 02 -9.68 -19.12 -14.40 
1960 03 -2.06 -10.89  -6.47 
1960 04  5.64  -3.93    .85 
1960 05 15.66   2.27   8.96 
1960 06 19.42   8.27  13.84 
1960 07 23.54  13.38  18.46 
1960 08 18.87   8.26  13.57 
1960 09 11.49   3.23   7.35 
1960 10   .66  -6.00  -2.67 
1960 11 -2.97  -7.04  -5.00 
1960 12 -4.06  -9.60  -6.83 
1961 01 -5.14 -11.00  -8.07 
1961 02 -2.39  -9.34  -5.86 
1961 03  -.62  -7.95  -4.28 
1961 04  2.54  -8.35  -2.91 
1961 05  9.45   2.00   5.72 
1961 06 20.42   9.88  15.15 
1961 07 21.06  11.25  16.15 
1961 08 16.91   8.17  12.54 
1961 09 11.23   2.45   6.83 
1961 10  8.35   4.48   6.42 
1961 11   .22  -4.46  -2.12 
1961 12 -7.66 -15.75 -11.70 
1962 01 -5.96 -14.38 -10.17 
1962 02 -5.85 -13.15  -9.50 
1962 03 -5.41 -19.00 -12.20 
1962 04  5.48  -2.08   1.69 
1962 05 10.92   2.02   6.47 
1962 06 15.14   5.20  10.17 
1962 07 16.57   8.25  12.41 
1962 08 14.42   6.77  10.59 
1962 09 10.38   3.44   6.91 
1962 10  5.98    . 4   3.01 
1962 11   .85  -3.92  -1.53 
1962 12 -8.68 -18.67 -13.67 
1963 01 10.83 -20.60 -15.71 
1963 02 10.17 -19.54 -14.86 
1963 03 -6.39 -20.17 -13.28 
1963 04  4.44  -3.85    .29 
1963 05 17.68   5.07  11.37 
1963 06 16.15   5.66  10.90 
1963 07 19.62   8.18  13.90 
1963 08 18.32   8.81  13.56 
1963 09 14.22   6.49  10.35 
1963 10  4.73    .36   2.54 
1963 11 -1.97  -5.51  -3.74 
1963 12 -5.61 -14.08  -9.84 
1964 01 -3.03 -10.85  -6.94 
1964 02 -9.49 -16.17 -12.83 
1964 03  -.55 -15.96  -8.25 
1964 04  3.47  -5.41   -.96 
1964 05 12.45   2.93   7.69 
1964 06 16.91   6.03  11.47 
1964 07 20.20   8.30  14.25 
1964 08 17.35   8.07  12.71 
1964 09 10.38   3.40   6.89 
1964 10  6.94   1.60   4.27 
1964 11 -3.52  -8.81  -6.16 
1964 12 -4.81 -11.21  -8.01 
1965 01 -5.76 -10.82  -8.29 
1965 02 -8.71 -17.28 -12.99 
1965 03 -2.29 -12.39  -7.34 
1965 04  5.80  -5.76    . 1 
1965 05  9.10  -1.28   3.91 
1965 06 18.32   6.93  12.62 
1965 07 17.98   7.89  12.93 
1965 08 15.74   8.66  12.20 
1965 10  4.87  -1.49   1.69 
1965 11 -6.50 -12.42  -9.46 
1965 12 -6.70 -11.98  -9.34 
1966 01 16.70 -25.43 -21.06 
1966 02 17.31 -24.50 -20.90 
1966 03 -6.12 -16.35 -11.23 
1966 04  1.00  -8.08  -3.54 
1966 05 12.09   1.80   6.94 
1966 06 20.45   8.58  14.51 
1966 07 20.37  10.46  15.42 
1966 08 16.67   6.81  11.74 
1966 09  8.43   1.95   5.19 
1966 10  3.16  -3.11    . 2 
1966 11   .72  -3.47  -1.37 
1966 12 -7.50 -12.77 -10.13 
1967 01 12.06 -21.49 -16.77 
1967 02 -6.18 -12.36  -9.26 
1967 03   .90  -4.44  -1.77 
1967 04  4.98  -3.03    .97 
1967 05 10.03   1.20   5.61 
1967 06 16.82   6.57  11.69 
1967 07 20.08   9.76  14.92 
1967 08 20.23  11.30  15.76 
1967 09 13.79   4.61   9.20 
1967 10  5.84    .96   3.40 
1967 11  1.88  -1.69    . 9 
1967 12 12.93 -21.94 -17.43 
1968 01 17.95 -25.35 -21.65 
1968 02 -7.77 -16.34 -12.05 
1968 03 -1.47  -8.81  -5.14 
1968 04  3.55  -4.80   -.62 
1968 05  9.46   -.66   4.40 
1968 06 20.03   7.98  14.00 
1968 07 17.66   7.68  12.67 
1968 08 18.42   8.02  13.22 
