1972 01 -5.42 -21.47 -13.44 
1972 02 -7.59 -22.57 -15.08 
1972 03 -1.36 -16.31  -8.83 
1972 04  6.41  -7.72   -.65 
1972 05 20.32   1.11  10.71 
1972 06 21.49   8.37  14.93 
1972 07 24.05  10.83  17.43 
1972 08 21.45   9.89  15.67 
1972 09 17.65   4.87  11.26 
1972 10  7.69  -1.13   3.28 
1972 11  1.28  -6.54  -2.63 
1972 12 -5.23 -17.87 -11.55 
1973 01 -5.59 -17.77 -11.68 
1973 02 -6.11 -22.44 -14.27 
1973 03  5.02  -5.27   -.12 
1973 04  9.28  -3.13   3.07 
1973 05 15.61   2.65   9.13 
1973 06 22.35   9.67  16.01 
1973 07 24.92  10.65  17.78 
1973 08 25.30  12.91  19.10 
1973 09 17.32   5.03  11.17 
1973 10 14.18   1.55   7.86 
1973 11  1.58  -4.98  -1.70 
1973 12 -4.10 -14.54  -9.32 
1974 01 -6.18 -22.36 -14.27 
1974 02 -6.58 -24.37 -15.47 
1974 03 -1.21 -15.45  -8.33 
1974 04  9.28  -4.42   2.42 
1974 05 13.55   1.61   7.58 
1974 06 22.85   9.47  16.16 
1974 07 23.87  11.43  17.65 
1974 08 23.95   8.67  16.31 
1974 09 16.62   4.25  10.43 
1974 10 99.99  -2.30 -99.99 
1974 11 99.99  -5.71 -99.99 
1974 12 -1.40 -10.76  -6.08 
1975 01 -4.78 -18.14 -11.46 
1975 02 -4.61 -19.37 -11.99 
1975 03   .22 -14.06  -6.92 
1975 04  6.82  -6.20    .31 
1975 05 22.94   4.23  13.58 
1975 06 24.03   9.22  16.62 
1975 07 27.46  11.60  19.52 
1975 08 25.34   8.14  16.74 
1975 09 17.62   5.15  11.38 
1975 10 12.44   -.63   5.90 
1975 11  6.13  -3.98   1.07 
1975 12 -5.88 -20.96 -13.42 
1976 01 10.33 -25.34 -17.83 
1976 02 -2.93 -18.07 -10.50 
1976 03  1.24 -14.17  -6.46 
1976 04 11.26  -2.85   4.20 
1976 05 16.79   2.30   9.54 
1976 06 25.59   9.31  17.45 
1976 07 23.45   9.79  16.62 
1976 08 22.72   8.89  15.81 
1976 09 16.96   4.51  10.74 
1976 10  8.47  -1.90   3.28 
1976 11   .80  -7.70  -3.44 
1976 12 -9.57 -24.14 -16.85 
1977 01 10.14 -22.49 -16.32 
1977 02 -3.83 -16.29 -10.06 
1977 03  5.28  -7.45  -1.08 
1977 04 10.36  -4.67   2.84 
1977 05 21.92   2.22  12.07 
1977 06 21.47   8.05  14.76 
1977 07 24.90   9.84  17.36 
1977 08 21.77   9.05  15.41 
1977 09 15.90   6.16  11.03 
1977 10 10.70  -1.51   4.59 
1977 11  5.10  -5.12    . 0 
1977 12 -4.41 -16.21 -10.31 
1978 01 -8.17 -22.30 -15.23 
1978 02 -7.00 -99.99 -99.99 
1978 03  -.33 -16.31  -8.32 
1978 04  7.83  -4.92   1.45 
1978 05 21.05   4.23  12.64 
1978 06 22.11   8.25  15.18 
1978 07 24.71   9.06  16.88 
1978 08 23.10   8.68  15.89 
1978 09 16.65   2.44   9.54 
1978 10 10.37    . 7   5.22 
1978 11  4.00  -8.76  -2.38 
1978 12 -4.71 -99.99 -99.99 
1979 01 -7.31 -19.02 -13.16 
1979 02 10.10 -24.56 -17.33 
1979 03  4.85  -7.33  -1.24 
1979 04  9.91  -1.80   4.05 
1979 05 18.29   3.75  11.02 
1979 06 22.99   7.40  15.19 
1979 07 25.77  11.00  18.38 
1979 08 21.85   9.05  15.45 
1979 09 18.36   4.82  11.59 
1979 10 10.82   1.17   6.00 
1979 11  5.82  -3.10   1.36 
1979 12 -2.41 -14.09  -8.25 
1980 01 -6.77 -19.67 -13.22 
1980 02 99.99 -22.75 -99.99 
1980 04 10.54  -1.00   4.77 
1980 05 20.29   2.05  11.17 
1980 06 22.20   5.97  14.08 
1980 07 26.53  11.81  19.17 
1980 08 25.71  12.91  19.31 
1980 09 16.37   3.59   9.98 
1980 10 10.21  -1.39   4.41 
1980 12 -8.62 -25.36 -16.99 
1981 01 -8.82 -26.05 -17.43 
1981 02  3.28 -11.04  -3.88 
1981 05 17.50   3.52  10.51 
1981 06 22.83   8.31  15.57 
1981 07 99.99  11.60 -99.99 
1981 08 24.29   9.35  16.82 
1981 09 17.78   6.05  11.91 
1981 10  9.66  -2.24   3.71 
1981 11  4.50  -5.90   -.70 
1981 12 -2.16 -11.73  -6.94 
1982 01 99.99 -29.33 -99.99 
1982 02 -5.34 -23.54 -14.44 
1982 03  4.37 -13.72  -4.67 
1982 04  8.14  -5.23   1.45 
1982 05 21.48   3.15  12.31 
1982 06 21.10   7.60  14.35 
1982 07 25.26   9.45  17.35 
1982 08 20.37   6.74  13.55 
1982 09 19.26   6.73  12.99 
1982 10 13.20    .21   6.70 
1982 11  5.93  -5.48    .22 
1982 12   .37 -12.27  -5.95 
1983 01 99.99 -17.95 -99.99 
1983 02  -.74 -17.91  -9.32 
1983 03  3.72  -8.72  -2.50 
1983 04  8.85  -2.53   3.16 
1983 05 14.24   1.74   7.99 
1983 06 24.62   7.38  16.00 
1983 07 25.26  10.63  17.94 
1983 08 24.71   9.52  17.11 
1983 09 21.18   6.72  13.95 
1984 01 99.99 -25.54 -99.99 
1984 02 99.99  -9.92 -99.99 
1984 03 -1.59 -17.65  -9.62 
1984 04 13.13  -1.72   5.70 
1984 05 14.10   2.33   8.22 
1984 06 22.20   7.28  14.74 
1984 07 25.79  11.42  18.60 
1984 08 24.41  11.61  18.01 
1984 09 17.95   2.78  10.36 
1984 10 14.35   -.90   6.72 
1984 12 -2.15 -13.31  -7.73 
1985 02 -3.84 -18.36 -11.10 
1985 03   .40 -14.35  -6.97 
1985 04  8.42  -4.40   2.01 
1985 05 18.50 -99.99 -99.99 
1985 06 20.72   7.15  13.93 
1985 07 23.76  10.66  17.20 
1985 08 22.15   9.14  15.65 
1985 09 19.27   5.35  12.31 
1985 10 12.23   -.14   6.04 
1985 11  3.05  -6.15  -1.55 
1985 12 -7.34 -20.10 -13.72 
1986 02 -5.43 -22.44 -13.93 
1986 03  2.66 -11.18  -4.26 
1986 04 13.83  -1.36   6.23 
1986 05 18.14   4.27  11.20 
1986 06 19.78   4.98  12.38 
1986 07 24.11   9.39  16.75 
1986 08 21.94   9.08  15.51 
1986 09 16.54   4.14  10.34 
1986 10  9.81  -1.58   4.11 
1986 11  1.37  -8.68  -3.66 
1986 12 -1.12 -13.84  -7.48 
1987 01 -6.39 -18.62 -12.50 
1987 02 -6.18 -99.99 -99.99 
1987 03  4.83 -10.17  -2.67 
1987 04 14.95  -1.77   6.59 
1987 05 17.67   1.41   9.54 
1987 06 23.71   7.73  15.71 
1987 07 24.61  11.03  17.82 
1987 08 21.82   7.58  14.70 
1987 09 17.86   6.32  12.09 
1987 10  9.14  -1.07   4.04 
1987 11  2.88  -7.10  -2.10 
1987 12 -1.36 -10.63  -5.99 
1988 01 -5.50 -19.79 -12.64 
1988 04  9.53  -1.16   4.18 
1988 05 20.31   4.21  12.26 
1988 06 21.50   6.66  14.08 
1988 07 26.42  12.24  19.33 
1988 08 22.79  12.03  17.41 
1988 09 17.20   5.09  11.15 
1988 10  8.03  -1.24   3.39 
1988 11  4.57  -3.25    .66 
1988 12 -4.42 -99.99 -99.99 
1989 01 -5.63 -21.27 -13.45 
1989 04  7.47  -4.80   1.33 
1989 05 18.42   4.46  11.44 
1989 06 23.30   9.10  16.20 
1989 07 25.90   9.43  17.67 
1989 08 23.79   9.18  16.49 
1989 09 18.90   5.45  12.17 
1989 10 12.03   -.26   5.88 
1989 11  1.37  -9.18  -3.90 
1989 12 13.81 -29.87 -21.84 
1990 01 -2.05 -14.80  -8.42 
1990 04 11.52  -3.40   4.06 
1990 05 17.33    .79   9.06 
1990 06 21.79   8.71  15.25 
1990 07 24.15  10.64  17.39 
1990 08 24.95  10.42  17.68 
1990 09 16.41   5.48  10.94 
1990 10 10.05    .65   5.35 
1990 11  3.78  -5.07   -.64 
1991 02 -2.08 -16.21  -9.14 
1991 03  2.65  -9.93  -3.64 
1991 04 11.73  -1.27   5.22 
1991 05 19.70   5.00  12.35 
1991 06 23.67 -99.99 -99.99 
1991 07 26.00  10.10  18.04 
1991 10 11.25    .52   5.88 
1991 11  3.62  -5.75  -1.06 
1992 01 -7.85 -99.99 -99.99 
1992 04  7.22  -5.06   1.07 
1992 05 19.18    .63   9.90 
1992 06 21.02   6.55  13.78 
1992 07 21.68   8.76  15.22 
1992 09 17.81   6.21  12.01 
1992 10  8.68  -1.42   3.63 
1992 11  2.00  -6.09  -2.04 
1993 03 99.99 -13.19 -99.99 
1993 04  9.85  -2.08   3.89 
1993 05 17.18   3.74  10.46 
1993 06 22.42   7.89  15.15 
1993 07 25.21  12.10  18.65 
1993 08 25.25  12.00  18.62 
1993 09 16.37   3.54   9.95 
1993 11  1.72  -7.31  -2.79 
1993 12 -4.67 -99.99 -99.99 
1994 01 15.33 -99.99 -99.99 
1994 04  7.95  -2.15   2.90 
1994 05 17.18   1.72   9.45 
1994 06 22.43   8.41  15.42 
1994 07 25.18  11.98  18.58 
1994 09 18.18   6.05  12.11 
1994 10 12.34    .91   6.62 
1994 11 99.99  -4.28 -99.99 
1995 02 -7.36 -21.22 -14.29 
1995 05 16.78   3.17   9.97 
1995 06 25.52   9.00  17.26 
1995 07 25.88  13.52  19.70 
1995 08 25.50 -99.99 -99.99 
1995 09 16.54   3.25   9.89 
1995 10 13.54 -99.99 -99.99 
1995 11 99.99 -10.00 -99.99 
1996 01 -7.68 -24.45 -16.06 
1996 02 -5.70 -99.99 -99.99 
1996 09 19.90 -99.99 -99.99 
1996 11   . 9  -9.57  -4.73 
