1957 05 29.92  11.54  20.73 
1957 06 39.50  19.00  29.25 
1957 07 40.50  24.08  32.29 
1957 08 39.23  21.52  30.37 
1957 09 37.49  16.37  26.93 
1957 10 26.63  10.79  18.70 
1957 11 19.02   3.28  11.15 
1957 12 20.07   1.68  10.87 
1958 01 18.79    .68   9.73 
1958 02 20.16   4.56  12.36 
1958 04 26.72   8.27  17.49 
1958 05 35.29  15.41  25.35 
1958 06 38.16  19.12  28.64 
1958 07 40.75  21.24  31.00 
1958 08 39.57  23.65  31.61 
1958 09 38.66  18.95  28.80 
1958 10 30.78  12.61  21.69 
1959 09 35.25  16.35  25.80 
1959 10 31.00  11.09  21.04 
1959 11 23.84   6.53  15.18 
1959 12 17.82   3.12  10.46 
1960 01 14.83   -.42   7.20 
1960 02 16.70   1.40   9.05 
1960 03 26.14   6.57  16.35 
1960 04 29.81   8.93  19.36 
1960 05 33.20  11.93  22.56 
1960 06 40.43  19.35  29.89 
1960 07 41.43  22.56  31.99 
1960 08 39.73  21.50  30.61 
1960 10 30.83  11.90  21.36 
1960 11 23.14   3.69  13.41 
1961 01 20.90    .91  10.90 
1961 02 22.24   1.44  11.84 
1961 03 24.13   4.19  14.16 
1961 04 29.98   8.20  19.09 
1961 12 17.31    .89   9.09 
1962 01 17.23   1.12   9.17 
1962 02 18.35   3.52  10.93 
1962 03 19.79   1.83  10.81 
1962 04 30.82   9.18  20.00 
1962 05 30.38   9.01  19.69 
1962 06 37.18  14.77  25.98 
1962 07 39.97  20.80  30.38 
1962 08 40.73  21.26  30.99 
1962 09 36.50  18.12  27.32 
1962 10 30.60   8.97  19.79 
1962 11 25.85   4.69  15.27 
1962 12 20.03   1.58  10.80 
1963 01 16.51  -1.86   7.32 
1963 02 23.81   4.61  14.21 
1963 03 22.52   3.36  12.94 
1963 04 25.31   5.49  15.40 
1963 05 33.90  11.95  22.92 
1963 06 35.12  14.17  24.64 
1963 07 40.18  20.69  30.43 
1963 08 37.93  21.81  29.87 
1963 09 36.78  18.18  27.48 
1963 10 31.37  12.03  21.70 
1963 11 22.34   5.26  13.80 
1963 12 20.26  -2.42   8.92 
1964 01 17.02  -4.10   6.46 
1964 02 18.50  -2.03   8.23 
1964 03 21.16   2.35  11.76 
1964 04 27.30   5.89  16.59 
1964 05 31.43   9.25  20.34 
1964 06 37.04  15.08  26.06 
1964 07 40.99  21.71  31.35 
1964 08 38.57  20.74  29.65 
1964 09 36.58  15.28  25.93 
1964 10 34.74  11.34  23.04 
1964 11 21.40   1.33  11.36 
1964 12 18.81    .-5   9.38 
1965 01 19.79    .39  10.09 
1965 02 20.48    .-6  10.21 
1965 03 20.83   1.84  11.33 
1965 04 26.43   7.01  16.72 
1965 05 30.92   9.31  20.11 
1965 06 34.71  12.05  23.38 
1965 07 40.22  20.35  30.28 
1965 08 40.29  19.90  30.09 
1965 09 35.82 -99.99 -99.99 
1965 10 35.75   8.75  22.25 
1965 11 24.79   5.96  15.37 
1965 12 16.12   1.55   8.83 
1966 01 16.17  -2.08   7.04 
1966 02 16.37   -.98   7.69 
1966 03 24.52   2.43  13.47 
1966 04 30.96   6.12  18.53 
1966 05 35.03  12.13  23.58 
1966 06 39.12  15.77  27.44 
1967 02 22.38    .92  11.65 
1967 03 24.30   3.57  13.93 
1967 04 23.21   4.44  13.83 
1967 05 31.94  13.12  22.53 
1967 06 35.20  14.84  25.02 
1967 07 39.98  22.83  31.40 
1967 10 31.56  10.14  20.85 
1967 11 25.10   5.55  15.32 
1967 12 14.21   -.74   6.73 
1968 01 18.14   -.24   8.95 
1968 02 22.02   5.03  13.52 
1968 03 22.93   3.54  13.23 
1968 04 26.33   6.89  16.61 
1968 05 32.33  12.21  22.27 
1968 06 38.28  16.78  27.53 
1968 08 36.15  18.60  27.37 
1968 09 36.28  15.58  25.93 
1968 10 30.16   9.27  19.71 
1968 12 16.59  -2.05   7.27 
1969 01 18.00   4.06  11.03 
1969 02 16.64   2.06   9.34 
1969 03 21.20   3.61  12.40 
1969 04 99.99   8.27 -99.99 
1970 04 25.00   4.94  14.97 
1970 05 34.16  12.40  23.28 
1970 06 38.32  17.65  27.98 
1970 07 40.95  23.35  32.15 
1970 10 28.28   8.00  18.14 
1970 11 23.79   4.37  14.08 
1970 12 16.61 -99.99 -99.99 
1971 02 20.57  -2.09   9.23 
1971 05 29.08 -99.99 -99.99 
1971 06 37.47 -99.99 -99.99 
1971 07 41.12 -99.99 -99.99 
1971 08 36.59 -99.99 -99.99 
1971 09 36.02 -99.99 -99.99 
1971 10 25.30  16.94  21.12 
1971 11 21.86  10.18  16.02 
1972 01 17.99   7.40  12.69 
1972 02 22.74 -99.99 -99.99 
1972 03 29.44 -99.99 -99.99 
1972 04 28.72 -99.99 -99.99 
1972 05 32.12 -99.99 -99.99 
1972 06 36.91 -99.99 -99.99 
1972 07 40.87 -99.99 -99.99 
1972 08 37.37 -99.99 -99.99 
1972 09 33.87 -99.99 -99.99 
1972 10 25.24 -99.99 -99.99 
1972 11 19.29 -99.99 -99.99 
1972 12 16.16 -99.99 -99.99 
1973 01 15.39 -99.99 -99.99 
