1957 07 17.33   3.94  10.63 
1957 08 17.29   4.76  11.03 
1957 09 19.15 -99.99 -99.99 
1957 11  3.04  -5.48  -1.22 
1957 12 -2.43 -11.70  -7.06 
1958 01 -1.17  -9.55  -5.36 
1958 02 -3.54 -12.40  -7.97 
1958 03  1.68  -9.56  -3.94 
1958 04  8.92  -3.59   2.66 
1958 05 17.39   1.29   9.34 
1958 06 22.61   6.03  14.32 
1958 07 24.84   7.72  16.28 
1958 08 19.79   4.62  12.20 
1958 09 13.21   2.04   7.62 
1958 10  9.47   -.69   4.39 
1958 11 -1.46  -9.84  -5.65 
1958 12 -4.87 -13.61  -9.24 
1959 01 99.99 -17.58 -99.99 
1959 02 99.99 -17.26 -99.99 
1959 03 99.99  -6.61 -99.99 
1959 04  9.00  -3.89   2.55 
1959 05 12.69    .19   6.43 
1959 06 16.70   4.12  10.41 
1959 07 20.26   5.57  12.91 
1959 08 16.70   3.80  10.25 
1959 10  7.92  -2.35   2.78 
1959 11 -1.55 -12.36  -6.95 
1959 12  -.37  -9.59  -4.98 
1960 01 -4.37 -14.05  -9.21 
1960 02   . 2 -12.32  -6.14 
1960 03  2.54 -10.43  -3.94 
1960 04  9.87  -2.40   3.73 
1960 05 11.77   -.86   5.45 
1960 06 16.19   3.02   9.60 
1960 07 22.66   4.21  13.43 
1960 08 19.93   4.10  12.01 
1960 09 16.03   -.78   7.62 
1960 10  9.18    .51   4.85 
1960 11   .66  -7.17  -3.25 
1960 12 -3.46 -10.90  -7.18 
1961 01 -3.81 -12.90  -8.35 
1961 02  -.10 -10.96  -5.53 
1961 03  3.86  -8.87  -2.50 
1961 04  9.32  -2.86   3.23 
1961 05 14.96   1.09   8.02 
1961 06 19.69   3.11  11.40 
1961 07 24.27   5.97  15.12 
1961 09 14.56   -.39   7.08 
1961 10  8.63  -1.56   3.53 
1961 11 -1.60 -10.17  -5.88 
1961 12 -4.78 -13.97  -9.37 
1962 02 -3.52 -15.00  -9.26 
1962 03 99.99 -13.07 -99.99 
1962 04  8.49  -2.75   2.87 
1962 05 12.60  -1.44   5.58 
1962 06 15.24   2.17   8.70 
1962 07 20.78   4.98  12.88 
1962 08 17.92   5.94  11.93 
1962 10  8.51   -.39   4.06 
1962 11  2.63  -4.87  -1.11 
1962 12  -.91  -8.68  -4.79 
1963 01 -3.02 -12.30  -7.66 
1963 02  3.94  -7.10  -1.58 
1963 03  3.32  -6.79  -1.73 
1963 04  8.52  -3.51   2.50 
1963 05 14.19  -1.73   6.22 
1963 06 16.81   2.15   9.47 
1963 07 18.48   5.45  11.96 
1963 08 22.58   6.40  14.49 
1963 09 15.71   5.72  10.71 
1963 10  9.27    .37   4.82 
1963 11  -.77  -8.43  -4.60 
1963 12 -3.68 -11.63  -7.65 
1964 01 -4.07 -12.11  -8.09 
1964 02  3.00  -6.19  -1.59 
1964 03  1.34  -8.93  -3.79 
1964 04  6.08  -3.23   1.42 
1964 05 11.89    .22   6.05 
1964 06 15.86   4.89  10.37 
1964 07 16.04   5.91  10.98 
1964 08 16.37   5.05  10.71 
1964 10  9.93  -1.33   4.30 
1964 11 99.99  -8.62 -99.99 
1964 12 99.99 -19.75 -99.99 
1965 01 99.99 -15.37 -99.99 
1965 02  -.36 -10.29  -5.32 
1969 01 17.99 -30.41 -24.20 
1969 02  -.64 -15.70  -8.17 
1969 03  5.64  -8.06  -1.21 
1969 04  8.25  -2.63   2.81 
1969 05 16.44    .35   8.39 
1969 06 22.69   7.38  15.03 
1969 07 20.16   5.36  12.76 
1969 08 16.65   4.29  10.46 
1969 09 13.81   3.35   8.58 
1969 10 10.48  -2.30   4.08 
1969 11  5.88  -1.76   2.06 
1969 12   . 7  -6.85  -3.39 
1970 01 -8.55 -17.35 -12.95 
1970 02  3.83  -8.24  -2.20 
1970 03  5.22  -7.33  -1.05 
1970 04  7.84  -4.12   1.86 
1970 05 11.80    . 9   5.94 
1970 06 20.09   3.84  11.96 
1970 07 18.85   5.11  11.98 
1970 08 19.86   4.42  12.14 
1970 09 13.39    .88   7.13 
1970 10 10.18  -1.78   4.20 
1970 11 -2.82 -11.34  -7.08 
1970 12 -7.85 -17.50 -12.67 
1971 01 -6.03 -16.11 -11.07 
1971 02  -.36 -13.08  -6.72 
1971 03  2.03 -10.74  -4.35 
1971 04  8.82  -4.02   2.39 
1971 05 14.65   -.26   7.19 
1971 06 16.99   4.23  10.61 
1971 07 22.61   6.79  14.70 
1971 08 20.21   6.44  13.33 
1971 09 13.37   1.01   7.19 
1971 10  7.47  -3.10   2.18 
1971 11  1.90  -5.60  -1.84 
1971 12 10.29 -19.99 -15.14 
1972 01 10.34 -21.64 -15.99 
1972 02 -5.52 -15.78 -10.65 
1972 03  4.61  -7.47  -1.42 
1972 04  5.71  -5.85    .-6 
1972 05 16.12    .-5   8.03 
1972 06 16.23   3.51   9.87 
1972 07 19.94   6.14  13.04 
1972 08 20.45   5.12  12.78 
1972 09 12.48   1.03   6.75 
1972 10  9.68  -2.33   3.67 
1972 11  1.73  -3.62   -.94 
1972 12 -6.03 -15.86 -10.94 
1973 01 -5.90 -16.04 -10.97 
1973 02 -1.33 -14.31  -7.82 
1973 03  5.09  -6.70   -.80 
1973 04  8.59  -3.54   2.52 
1973 05 13.53    .58   7.06 
1973 06 15.36   2.24   8.80 
1973 07 19.20   4.37  11.78 
1973 08 18.24   4.01  11.12 
1973 09 15.04   2.33   8.68 
1973 10  9.34  -1.97   3.68 
1973 11 -6.04 -13.36  -9.70 
1973 12 -3.62 -11.72  -7.67 
1974 01 -9.35 -20.27 -14.81 
1974 02  1.72 -10.42  -4.35 
1974 03  3.10 -10.13  -3.51 
1974 04  9.16  -2.48   3.34 
1974 05 11.36   -.77   5.29 
1974 06 15.99   2.57   9.28 
1974 07 18.09   4.69  11.39 
1974 08 22.02   6.95  14.48 
1974 09 99.99   3.78 -99.99 
1974 10  9.60   -.38   4.61 
1974 11  1.26  -7.28  -3.01 
1975 01 -4.91 -15.17 -10.04 
1975 02 -6.62 -19.52 -13.07 
1975 03  1.16 -11.07  -4.95 
1975 04  7.74  -4.23   1.75 
1975 05 13.60    . 4   6.82 
1975 06 15.47   4.31   9.89 
1975 08 16.31   5.04  10.67 
1975 09 16.45   1.54   8.99 
1975 11 -1.54  -8.59  -5.06 
1976 01 -3.10 -12.64  -7.87 
1976 02 -1.42 -11.83  -6.62 
1976 03  1.77 -10.03  -4.13 
1976 04  8.62  -4.29   2.16 
1976 05 11.75    .15   5.95 
1976 06 14.13   3.22   8.67 
1976 07 17.06   5.58  11.32 
1976 08 17.00   6.55  11.77 
1976 09 15.70   3.52   9.60 
