1969 03 -7.72 -99.99 -99.99 
1969 10  4.54 -99.99 -99.99 
1974 02 14.22 -99.99 -99.99 
1974 08 21.04 -99.99 -99.99 
1974 09 18.08 -99.99 -99.99 
1974 10 13.31 -99.99 -99.99 
1975 06 24.85 -99.99 -99.99 
1976 09 15.81 -99.99 -99.99 
1976 10 -1.31 -99.99 -99.99 
1977 01 18.43 -99.99 -99.99 
1977 03 -1.15 -99.99 -99.99 
1977 07 25.31 -99.99 -99.99 
1977 09 15.96 -99.99 -99.99 
1977 11   .36 -99.99 -99.99 
1978 01 11.42 -99.99 -99.99 
1978 03 -1.07 -99.99 -99.99 
1978 04  9.68 -99.99 -99.99 
1978 05 15.62 -99.99 -99.99 
1978 06 24.56 -99.99 -99.99 
1978 07 24.42 -99.99 -99.99 
1978 08 21.18 -99.99 -99.99 
1978 09 19.35 -99.99 -99.99 
1979 04  2.38 -99.99 -99.99 
1979 05 18.95 -99.99 -99.99 
1979 06 19.68 -99.99 -99.99 
1979 07 25.31 -99.99 -99.99 
1979 08 21.97 -99.99 -99.99 
1979 09 17.41 -99.99 -99.99 
1980 01 14.68 -99.99 -99.99 
1980 02 12.15 -99.99 -99.99 
1980 03 -7.00 -99.99 -99.99 
1980 04  7.90 -99.99 -99.99 
1980 05 22.67 -99.99 -99.99 
1980 06 22.68 -99.99 -99.99 
1980 07 24.13 -99.99 -99.99 
1980 08 19.70 -99.99 -99.99 
1980 09 17.83 -99.99 -99.99 
1980 10  8.81 -99.99 -99.99 
1980 11 -3.08 -99.99 -99.99 
1981 01 10.07 -99.99 -99.99 
1981 02 -8.18 -99.99 -99.99 
1981 03 -2.64 -99.99 -99.99 
1981 04  7.14 -99.99 -99.99 
1981 05 16.64 -99.99 -99.99 
1981 06 23.63 -99.99 -99.99 
1981 07 25.32 -99.99 -99.99 
1981 08 27.83  14.47  21.15 
1981 09 17.26 -99.99 -99.99 
1981 10 10.57 -99.99 -99.99 
1985 03 -5.67 -99.99 -99.99 
1986 08 20.55 -99.99 -99.99 
1986 09 16.67 -99.99 -99.99 
1988 04  9.78 -99.99 -99.99 
1988 05 15.04 -99.99 -99.99 
1988 06 25.09 -99.99 -99.99 
1988 07 26.10 -99.99 -99.99 
1988 08 24.08 -99.99 -99.99 
1989 03 -1.39 -99.99 -99.99 
1989 04  3.81 -99.99 -99.99 
1989 05 16.71 -99.99 -99.99 
1989 06 25.39 -99.99 -99.99 
1989 07 28.99 -99.99 -99.99 
1989 08 22.91 -99.99 -99.99 
1989 09 15.93 -99.99 -99.99 
1989 10  7.95 -99.99 -99.99 
1990 04 10.03 -99.99 -99.99 
1990 05 19.60 -99.99 -99.99 
1990 06 25.60 -99.99 -99.99 
1990 08 21.86 -99.99 -99.99 
1990 09 16.51 -99.99 -99.99 
1991 02 13.30 -99.99 -99.99 
1991 04 13.50 -99.99 -99.99 
1991 05 21.95   7.43  14.69 
1991 06 28.47 -99.99 -99.99 
1991 07 25.09 -99.99 -99.99 
1991 08 19.09 -99.99 -99.99 
1991 09 19.25 -99.99 -99.99 
1991 10 13.56 -99.99 -99.99 
1992 03 -3.78 -99.99 -99.99 
1992 04  8.03 -99.99 -99.99 
1992 05 17.46 -99.99 -99.99 
1992 06 21.29 -99.99 -99.99 
1992 07 22.68 -99.99 -99.99 
1992 08 19.68 -99.99 -99.99 
1992 09 13.72 -99.99 -99.99 
1992 10  7.87 -99.99 -99.99 
1993 04  5.32 -99.99 -99.99 
1993 05 17.69 -99.99 -99.99 
1993 06 23.28 -99.99 -99.99 
1993 07 23.98 -99.99 -99.99 
1993 08 22.70 -99.99 -99.99 
1993 09 12.08 -99.99 -99.99 
1993 11 14.48 -99.99 -99.99 
1994 03 -6.03 -99.99 -99.99 
1994 04  7.14 -99.99 -99.99 
1994 05 18.46 -99.99 -99.99 
1994 06 27.08 -99.99 -99.99 
1994 07 20.58 -99.99 -99.99 
1994 08 20.09 -99.99 -99.99 
1994 10 10.65 -99.99 -99.99 
