1973 09 16.87 -99.99 -99.99 
1973 10  9.72 -99.99 -99.99 
1973 11  2.39 -99.99 -99.99 
1974 04 15.43 -99.99 -99.99 
1974 07 31.93  16.56  24.24 
1974 08 26.14  12.07  19.10 
1974 09 23.82   8.18  16.00 
1974 10 18.24 -99.99 -99.99 
1974 12 -5.88 -99.99 -99.99 
1975 02 -9.75 -99.99 -99.99 
1975 03   . 0 -99.99 -99.99 
1975 04 19.70 -99.99 -99.99 
1975 05 25.60 -99.99 -99.99 
1975 06 31.36 -99.99 -99.99 
1975 07 33.25 -99.99 -99.99 
1975 09 24.84 -99.99 -99.99 
1975 10  9.33 -99.99 -99.99 
1975 12 -4.54 -99.99 -99.99 
1976 02 12.52 -99.99 -99.99 
1976 04 12.52 -99.99 -99.99 
1976 05 24.66 -99.99 -99.99 
1976 06 29.38 -99.99 -99.99 
1976 10  -.31 -99.99 -99.99 
1976 11 -3.88 -99.99 -99.99 
1977 01 18.93 -99.99 -99.99 
1977 02 10.38 -99.99 -99.99 
1977 03  1.59 -99.99 -99.99 
1977 04 17.85 -99.99 -99.99 
1977 05 26.68 -99.99 -99.99 
1977 06 31.38 -99.99 -99.99 
1977 07 30.31 -99.99 -99.99 
1977 08 26.71 -99.99 -99.99 
1977 09 21.83 -99.99 -99.99 
1977 10  7.71 -99.99 -99.99 
1977 11  2.30 -99.99 -99.99 
1978 01 10.32 -99.99 -99.99 
1978 02 -9.29 -99.99 -99.99 
1978 03 -1.20 -99.99 -99.99 
1978 04 12.96 -99.99 -99.99 
1978 05 20.67 -99.99 -99.99 
1978 06 27.88 -99.99 -99.99 
1978 07 31.70 -99.99 -99.99 
1978 08 27.93   9.81  18.87 
1978 09 23.34 -99.99 -99.99 
1978 11   .15 -99.99 -99.99 
1979 01 12.29 -99.99 -99.99 
1979 02 -5.88 -99.99 -99.99 
1979 03  -.80 -99.99 -99.99 
1979 04  9.89 -99.99 -99.99 
1979 05 24.77 -99.99 -99.99 
1979 06 25.54 -99.99 -99.99 
1979 07 31.35  16.29  23.82 
1979 09 22.86 -99.99 -99.99 
1979 10 10.03 -99.99 -99.99 
1979 11 -1.88 -99.99 -99.99 
1980 02 13.82 -99.99 -99.99 
1980 03 -6.21 -99.99 -99.99 
1980 04 11.00 -99.99 -99.99 
1980 05 24.83 -99.99 -99.99 
1980 06 27.52 -99.99 -99.99 
1980 07 32.34 -99.99 -99.99 
1980 08 26.43 -99.99 -99.99 
1980 09 20.77 -99.99 -99.99 
1980 10 10.21 -99.99 -99.99 
1980 11  1.27 -99.99 -99.99 
1980 12 -5.64 -99.99 -99.99 
1981 02 -6.19 -99.99 -99.99 
1981 03  -.54 -99.99 -99.99 
1981 04  9.96 -99.99 -99.99 
1981 05 18.23 -99.99 -99.99 
1981 06 25.12  12.70  18.91 
1981 07 31.63  16.48  24.05 
1981 08 30.04  14.78  22.41 
1981 09 22.37 -99.99 -99.99 
1981 10 14.96 -99.99 -99.99 
1981 11  3.63 -99.99 -99.99 
1981 12 -4.34 -99.99 -99.99 
1985 03 -6.11 -99.99 -99.99 
1985 04 11.51 -99.99 -99.99 
1985 05 22.40 -99.99 -99.99 
1985 06 30.38 -99.99 -99.99 
1985 07 28.63 -99.99 -99.99 
1985 09 22.01 -99.99 -99.99 
1986 03 -4.19 -99.99 -99.99 
1986 04 15.76 -99.99 -99.99 
1986 05 22.20 -99.99 -99.99 
1986 06 28.74 -99.99 -99.99 
1986 07 30.67 -99.99 -99.99 
1986 08 28.49 -99.99 -99.99 
1986 09 23.21 -99.99 -99.99 
1986 10  9.92 -99.99 -99.99 
1987 02 -6.73 -99.99 -99.99 
1987 03 -8.93 -99.99 -99.99 
1987 04  5.29 -99.99 -99.99 
1987 05 23.82 -99.99 -99.99 
1987 06 29.77 -99.99 -99.99 
1987 07 29.38 -99.99 -99.99 
1987 09 19.20 -99.99 -99.99 
1987 11 -3.83 -99.99 -99.99 
1988 02 12.40 -99.99 -99.99 
1988 03 -3.27 -99.99 -99.99 
1988 04 14.17 -99.99 -99.99 
1988 06 32.16 -99.99 -99.99 
1988 08 29.33 -99.99 -99.99 
1988 09 23.14 -99.99 -99.99 
1988 10 13.67 -99.99 -99.99 
1988 11   .79 -99.99 -99.99 
1989 02 -8.83 -99.99 -99.99 
1989 03 -3.17 -99.99 -99.99 
1989 04  6.57 -99.99 -99.99 
1989 05 20.98 -99.99 -99.99 
1989 06 29.45 -99.99 -99.99 
1989 09 22.41 -99.99 -99.99 
1989 10 11.72 -99.99 -99.99 
1989 11  3.32 -99.99 -99.99 
1990 02 -6.45 -99.99 -99.99 
1990 03  4.40 -99.99 -99.99 
1990 04 15.21 -99.99 -99.99 
1990 05 21.98 -99.99 -99.99 
1990 06 30.05 -99.99 -99.99 
1990 09 23.48 -99.99 -99.99 
1990 11  2.02 -99.99 -99.99 
1990 12 -7.35 -99.99 -99.99 
1991 02 10.86 -99.99 -99.99 
1991 03 -3.73 -99.99 -99.99 
1991 04 15.57 -99.99 -99.99 
1991 05 25.71 -99.99 -99.99 
1991 06 31.28 -99.99 -99.99 
1991 07 31.32 -99.99 -99.99 
1991 08 27.05 -99.99 -99.99 
1991 09 23.47 -99.99 -99.99 
1992 05 19.66 -99.99 -99.99 
1992 06 26.37 -99.99 -99.99 
1992 07 28.06 -99.99 -99.99 
1992 09 22.36 -99.99 -99.99 
1992 10 10.50 -99.99 -99.99 
1992 11  1.52 -99.99 -99.99 
1992 12 -7.06 -99.99 -99.99 
1993 02 -9.76 -99.99 -99.99 
1993 03 -3.78 -99.99 -99.99 
1993 04 10.55 -99.99 -99.99 
1993 05 21.25 -99.99 -99.99 
1993 06 26.71 -99.99 -99.99 
1993 07 29.52 -99.99 -99.99 
1993 08 28.78 -99.99 -99.99 
1993 09 18.45 -99.99 -99.99 
1993 10 13.57 -99.99 -99.99 
1993 11 -9.74 -99.99 -99.99 
1993 12 10.14 -99.99 -99.99 
1994 02 14.21 -99.99 -99.99 
1994 03 -6.40 -99.99 -99.99 
1994 04 13.34 -99.99 -99.99 
1994 05 21.10 -99.99 -99.99 
1994 06 28.19 -99.99 -99.99 
1994 07 26.74 -99.99 -99.99 
