1957 02  7.89  -2.61   2.64 
1957 06 28.24 -99.99 -99.99 
1957 08 32.32  18.84  25.58 
1957 09 26.00  12.08  19.04 
1957 10 17.73   6.82  12.27 
1957 11  9.88    . 0   4.94 
1957 12  8.49  -4.17   2.15 
1958 01  4.28  -6.48  -1.09 
1958 02   .55  -9.92  -4.68 
1958 03  5.65  -1.97   1.84 
1958 04 17.60   6.09  11.84 
1958 05 24.70  12.40  18.54 
1958 06 27.36  15.74  21.55 
1958 11 15.40   1.70   8.55 
1959 01   .97  -9.46  -4.24 
1959 02  4.71  -6.75  -1.02 
1959 03 12.72    . 1   6.36 
1959 04 18.31   6.36  12.33 
1959 05 25.05  13.39  19.21 
1959 06 29.24  17.45  23.34 
1959 07 29.53  17.52  23.52 
1959 08 32.27  19.94  26.10 
1959 09 27.17  13.73  20.45 
1959 10 17.85   6.12  11.98 
1959 11  8.88  -3.97   2.45 
1959 12  8.64  -1.64   3.50 
1960 01  3.21  -7.80  -2.29 
1960 04 19.69   6.53  13.11 
1960 05 23.37  10.04  16.70 
1960 06 27.01  16.77  21.89 
1960 07 29.67  17.94  23.80 
1960 08 31.52  19.31  25.41 
1960 09 29.71  14.28  21.99 
1960 10 21.98   8.49  15.23 
1960 11 14.26    .42   7.34 
1960 12  3.85  -6.80  -1.47 
1961 01  4.23  -8.30  -2.03 
1961 02  8.42  -3.40   2.51 
1961 03 11.73    .71   6.22 
1961 04 15.33   2.80   9.06 
1961 05 20.19   9.43  14.81 
1961 06 27.34  15.69  21.51 
1961 07 30.16  18.75  24.45 
1961 09 24.00 -99.99 -99.99 
1961 10 21.02   7.08  14.05 
1961 11 10.63    .63   5.63 
1961 12  2.26  -8.85  -3.29 
1962 01 -1.05 -11.25  -6.15 
1962 02  6.06  -4.51    .77 
1962 04 18.07   3.62  10.84 
1962 05 28.78  15.84  22.31 
1962 06 28.52  16.67  22.59 
1962 07 31.35  18.70  25.02 
1962 08 32.22  17.68  24.95 
1962 09 25.15 -99.99 -99.99 
1962 10 21.74   8.97  15.35 
1962 11 12.35   -.20   6.07 
1962 12  5.38  -5.38    . 0 
1963 01 -1.93 -12.47  -7.20 
1963 02  5.11  -7.77  -1.33 
1963 03 14.40   1.07   7.73 
1963 04 21.00   7.22  14.11 
1963 05 24.24  11.79  18.01 
1963 06 30.90  18.70  24.80 
1963 07 32.18  20.10  26.14 
1963 08 31.08  18.32  24.70 
1963 09 28.41  15.27  21.84 
1963 10 26.99  12.14  19.56 
1963 11 14.97   1.17   8.07 
1963 12   .63 -10.84  -5.10 
1964 01  7.62  -5.66    .98 
1964 03 10.12  -3.27   3.42 
1964 06 27.45  16.35  21.90 
1964 07 32.22  19.79  26.01 
1964 09 25.78  13.83  19.80 
1964 10 19.96   5.27  12.62 
1964 11 13.94   2.06   8.00 
1964 12  3.34  -7.43  -2.04 
1965 01  4.71  -7.54  -1.41 
