1976 05 14.33    .64   7.48 
1976 06 20.88   6.65  13.76 
1976 08 21.44   6.73  14.08 
1976 10  -.50  -9.52  -5.01 
1976 11 -9.02 -15.83 -12.42 
1976 12 20.44 -28.39 -24.41 
1977 01 15.29 -21.38 -18.33 
1977 02 11.41 -19.90 -15.65 
1977 03 -5.83 -21.11 -13.47 
1977 04  7.15  -6.59    .27 
1977 05 15.59    .91   8.25 
1977 08 22.91   7.50  15.20 
1977 10   .41  -8.24  -3.91 
1977 11 18.85 -25.15 -22.00 
1977 12 99.99 -37.39 -99.99 
1978 01 20.68 -29.01 -24.84 
1978 02 16.67 -28.45 -22.56 
1978 03 -3.86 -20.45 -12.15 
1978 04  8.83  -8.60    .11 
1978 05 15.55   1.81   8.68 
1978 06 18.69   6.59  12.64 
1978 07 22.66   9.68  16.17 
1978 08 21.26   6.58  13.92 
1978 09 14.58   3.54   9.05 
1978 10  -.95  -7.00  -3.97 
1978 11 14.05 -21.39 -17.71 
1978 12 19.42 -26.92 -23.17 
1979 01 24.74 -34.48 -29.61 
1979 02 99.99 -44.54 -99.99 
1979 03 -5.46 -16.31 -10.88 
1979 04  6.70  -9.49  -1.39 
1979 05 15.83    .26   8.04 
1979 07 20.62 -99.99 -99.99 
1979 09 12.92   1.92   7.42 
1979 10  2.34  -4.14   -.89 
1979 11 -8.04 -15.33 -11.68 
1979 12 23.27 -31.09 -27.18 
1980 01 99.99 -39.30 -99.99 
1980 02 14.87 -24.68 -19.77 
1980 04 10.17  -4.23   2.97 
1980 05 18.33   1.82  10.07 
1980 06 21.76   7.61  14.68 
1980 09 99.99    .62 -99.99 
1980 12 33.82 -41.10 -37.46 
1981 01 11.71 -19.91 -15.81 
1981 02 14.81 -24.41 -19.61 
1981 03  -.85 -17.04  -8.95 
1981 04  4.71 -11.28  -3.28 
1981 07 19.84   9.39  14.61 
1981 08 99.99   4.81 -99.99 
1981 10  1.02  -3.84  -1.41 
1981 11 -7.55 -12.80 -10.17 
1981 12 20.34 -26.68 -23.51 
1982 01 99.99 -43.50 -99.99 
1982 02 21.28 -33.02 -27.15 
1982 06 20.68 -99.99 -99.99 
1982 07 23.21   9.52  16.36 
1982 09 14.54 -99.99 -99.99 
1982 10 -4.00 -11.15  -7.57 
1982 11 15.00 -22.12 -18.56 
1982 12 18.19 -24.81 -21.50 
1983 01 99.99 -32.18 -99.99 
1983 02 16.20 -24.48 -20.34 
1983 03 -7.16 -21.40 -14.28 
1983 04  9.45  -6.62   1.41 
1983 05 13.61   1.07   7.33 
1983 07 22.52   9.66  16.09 
1983 10 -2.70  -9.07  -5.88 
1983 11 11.53 -16.90 -14.21 
1983 12 99.99 -35.90 -99.99 
1984 01 19.19 -28.29 -23.74 
1984 02 17.61 -99.99 -99.99 
1984 03  -.52 -12.71  -6.62 
1984 04  9.04  -5.41   1.81 
1984 05 14.92    .27   7.59 
1984 06 20.87   6.90  13.88 
1984 08 18.78   5.50  12.14 
1984 10  -.30  -8.13  -4.21 
1984 11 14.72 -20.35 -17.53 
1984 12 23.29 -31.50 -27.39 
1985 01 11.52 -18.85 -15.18 
1985 02 22.25 -31.82 -27.03 
1985 03 -5.58 -22.27 -13.92 
1985 04  3.02 -11.15  -4.06 
1985 05 13.42   -.63   6.39 
1985 07 21.00   6.47  13.73 
1985 08 99.99   6.00 -99.99 
1985 11 21.57 -30.11 -25.84 
1985 12 15.26 -21.76 -18.51 
1986 01 15.52 -22.16 -18.84 
1986 02 19.08 -28.56 -23.82 
1986 03 -5.35 -19.06 -12.20 
1986 04  1.98 -13.58  -5.80 
1986 05 13.50   -.71   6.39 
1986 09 13.73  -1.26   6.23 
1987 01 20.17 -28.23 -24.20 
1987 03 -7.92 -25.29 -16.60 
1987 04  7.40  -7.10    .15 
1987 05 15.18    .82   8.00 
1987 10  3.09  -4.61   -.76 
1987 12 18.10 -99.99 -99.99 
1988 01 24.16 -99.99 -99.99 
1988 02 17.41 -99.99 -99.99 
1988 04  8.37 -99.99 -99.99 
1988 06 20.80   7.48  14.14 
1988 07 21.32   9.95  15.63 
1988 08 19.67   6.48  13.07 
1989 01 28.82 -35.95 -32.38 
1989 02 19.12 -30.36 -24.74 
1989 03 -9.14 -25.81 -17.48 
1989 04 10.91  -6.83   2.04 
1989 08 23.52   6.50  15.01 
1990 06 21.50   7.50  14.50 
1990 09 12.18   2.34   7.26 
1990 10 -1.07  -8.72  -4.89 
1990 11 22.85 -30.33 -26.59 
1990 12 25.35 -32.73 -29.04 
1991 01 24.24 -32.27 -28.25 
1991 02 14.70 -23.38 -19.03 
1991 03 -4.23 -18.43 -11.33 
1991 07 21.43   7.71  14.57 
1991 09 13.48   1.82   7.64 
1991 10 -1.85 -10.34  -6.09 
1991 11 13.43 -21.05 -17.24 
1991 12 22.03 -29.92 -25.97 
1992 02 18.36 -28.43 -23.39 
1992 03 -3.52 -18.06 -10.79 
1992 04  4.40  -7.93  -1.76 
1992 06 21.22   3.47  12.34 
1992 07 22.29   4.48  13.38 
1992 08 19.31   1.42  10.36 
1993 07 23.19   9.21  16.20 
1993 08 19.84   6.87  13.35 
1993 09 12.90    .68   6.79 
