1970 05 14.66   3.94   9.30 
1970 06 25.99  13.15  19.57 
1970 07 26.97  13.87  20.42 
1970 08 27.65  10.70  19.17 
1970 09 18.00   4.54  11.27 
1970 10  9.53  -1.56   3.98 
1970 11 -2.83  -9.09  -5.96 
1970 12 11.86 -21.63 -16.74 
1971 01 16.87 -23.98 -20.42 
1971 02 -6.90 -17.10 -12.00 
1971 03 -2.13 -12.12  -7.12 
1971 04  9.68  -1.88   3.90 
1971 05 20.56   4.42  12.49 
1971 06 99.99   9.60 -99.99 
1971 07 99.99  10.10 -99.99 
1971 08 28.81  12.27  20.54 
1971 09 18.86   5.81  12.33 
1971 10 10.08  -1.04   4.52 
1971 11   .23  -8.28  -4.02 
1971 12 10.83 -21.02 -15.92 
1972 01 14.72 -26.36 -20.54 
1972 02 13.41 -22.65 -18.02 
1972 03 -1.02 -11.01  -6.01 
1972 04  9.64  -1.40   4.12 
1972 05 20.08   6.31  13.19 
1972 06 25.05  11.04  18.04 
1972 07 21.76 -99.99 -99.99 
1972 08 27.52  12.67  20.09 
1972 09 14.77   2.56   8.66 
1972 10  8.62  -3.95   2.33 
1972 11  -.62  -7.34  -3.98 
1972 12 12.50 -22.37 -17.43 
1973 01 -4.94 -15.22 -10.08 
1973 02 -5.28 -15.84 -10.56 
1973 03  6.18  -5.49    .34 
1973 04  7.79  -3.36   2.21 
1973 05 16.73   4.44  10.58 
1973 06 23.27  10.10  16.69 
1973 07 25.94  12.02  18.98 
1973 08 27.25  12.70  19.97 
1973 09 17.48   5.02  11.25 
1973 10 13.23    .34   6.78 
1973 11 -6.99 -14.97 -10.98 
1973 12 10.70 -18.17 -14.43 
1974 02 -6.44 -18.51 -12.47 
1974 03 -6.02 -16.43 -11.22 
1974 04  7.47  -3.23   2.11 
1974 05 13.25   2.45   7.85 
1974 07 27.98  13.20  20.59 
1974 08 20.46   9.95  15.20 
1974 09 15.17   3.75   9.46 
1974 10 14.48   -.34   7.07 
1974 11  2.56  -7.70  -2.57 
1974 12 -2.10 -10.55  -6.33 
1975 01 -8.29 -19.12 -13.70 
1975 02 10.09 -20.20 -15.14 
1975 03 -4.90 -14.54  -9.72 
1975 04  3.57  -3.88   -.15 
1975 05 16.91   4.11  10.51 
1975 06 21.83   9.39  15.61 
1975 07 29.27  14.06  21.66 
1975 08 21.85  10.07  15.96 
1975 09 17.21   4.83  11.02 
1975 10 11.59   -.42   5.58 
1975 11  1.89  -8.43  -3.27 
1975 12 -6.81 -17.59 -12.20 
1976 01 -8.88 -19.40 -14.14 
1976 02 -5.56 -14.19  -9.87 
1976 03 -2.22 -13.35  -7.78 
1976 04 12.22   1.24   6.73 
1976 05 20.84   5.16  13.00 
1976 06 21.71  11.49  16.59 
1976 07 25.74  12.60  19.17 
1976 08 26.66  11.90  19.27 
1976 09 22.17   4.71  13.44 
1976 10  9.55  -2.57   3.49 
1976 11   .70 -10.34  -4.82 
1976 12 -7.23 -17.70 -12.46 
1977 01 13.76 -25.04 -19.40 
1977 02   .52 -10.42  -4.94 
1977 03  4.80  -8.62  -1.90 
1977 04 16.61  -1.10   7.75 
1977 05 22.81   7.83  15.32 
1977 07 99.99  12.46 -99.99 
1977 08 22.42   8.08  15.25 
1977 09 17.23   6.22  11.72 
1977 10 13.06    .13   6.59 
1977 11   . 4 -11.20  -5.58 
1977 12 12.32 -21.24 -16.77 
1978 01 17.10 -26.25 -21.67 
1978 02 10.47 -22.50 -16.48 
1978 03   .89 -10.58  -4.84 
1978 04 10.48   -.75   4.86 
1978 05 19.82   5.28  12.55 
1978 06 25.56  10.22  17.89 
1978 07 26.46  11.96  19.20 
1978 08 26.27   9.10  17.68 
1978 09 20.25   5.56  12.90 
1978 10 13.57  -1.93   5.82 
1978 11 -2.09 -13.99  -8.04 
1978 12 -9.85 -21.91 -15.88 
1979 01 15.64 -25.75 -20.69 
1979 02 15.60 -25.16 -20.38 
1979 03 -1.75 -12.55  -7.15 
1979 04  2.43  -5.61  -1.59 
1979 05 14.29   3.08   8.68 
1979 06 25.71  11.71  18.70 
1979 07 28.03  13.96  20.99 
1979 08 25.31  10.61  17.95 
1979 09 21.52   7.23  14.37 
1979 10 11.33    .70   6.01 
1979 11   .57  -9.32  -4.37 
1979 12 -1.46 -12.88  -7.17 
1980 01 11.25 -20.67 -15.96 
1980 02 -7.18 -16.29 -11.73 
1980 03 -1.98 -12.70  -7.34 
1980 04 18.37   1.33   9.85 
1980 05 24.69   8.13  16.41 
1980 06 25.41   8.93  17.17 
1980 07 27.71  12.39  20.04 
1980 08 23.37   9.35  16.36 
1980 09 19.45   4.86  12.16 
1980 10 12.85    .35   6.60 
1980 11  4.82  -6.22   -.69 
1980 12 -7.57 -18.23 -12.90 
1981 01 -6.71 -14.35 -10.53 
1981 02 -4.19 -12.62  -8.41 
1981 03  7.76  -4.69   1.53 
1981 04 14.20    .12   7.16 
1981 05 20.04   5.78  12.91 
1981 06 22.26   8.91  15.58 
1981 07 27.50  14.12  20.81 
1981 08 28.26  14.07  21.16 
1981 09 20.67   6.22  13.44 
1981 10  8.82   -.21   4.30 
1981 11  5.20  -3.90    .64 
1981 12 -8.58 -16.90 -12.74 
1982 01 19.31 -29.39 -24.34 
1982 02 -9.45 -19.39 -14.42 
1982 03 -3.97 -11.89  -7.93 
1982 04  8.14  -4.37   1.88 
1982 05 15.87   5.52  10.69 
1982 06 23.39   9.22  16.30 
1982 07 25.45  13.06  19.25 
1982 08 24.58  11.02  17.79 
1982 09 18.62   5.50  12.06 
1982 10 11.28    .77   6.02 
1982 11 -1.47 -11.20  -6.33 
1982 12 -5.77 -14.62 -10.19 
1983 01 -6.00 -14.82 -10.41 
1983 02 -4.82 -12.71  -8.76 
1983 03 -2.27  -9.45  -5.85 
1983 04  9.38  -2.77   3.30 
1983 05 16.20   3.90  10.05 
1983 06 23.29  10.18  16.74 
1983 07 27.28  14.47  20.87 
1983 08 29.92  14.44  22.18 
1983 09 16.79   5.32  11.06 
1983 10 12.86    .-8   6.39 
1983 11   .60  -5.14  -2.27 
1983 12 16.65 -23.98 -20.31 
1984 01 -6.30 -15.05 -10.67 
1984 02  1.93  -7.88  -2.97 
1984 03  -.46  -8.92  -4.69 
1984 04 14.72    .27   7.49 
1984 05 18.00   3.48  10.74 
1984 06 23.92  10.82  17.36 
1984 07 28.77 -99.99 -99.99 
1984 09 14.66   3.76   9.21 
1984 10  7.44  -1.96   2.74 
1984 11 -1.21  -9.81  -5.51 
1984 12 10.33 -22.07 -16.20 
1985 01 -8.52 -20.56 -14.54 
1985 02 -9.18 -19.21 -14.20 
1985 03  3.47  -6.48  -1.50 
1985 04 13.98    .95   7.46 
1985 05 20.40   7.27  13.83 
1985 06 19.89   7.03  13.46 
1985 07 28.25 -99.99 -99.99 
1985 08 23.23  10.35  16.79 
1985 09 14.66   4.62   9.63 
1985 10 11.77   -.88   5.44 
