1975 05 15.00 -99.99 -99.99 
1975 07 24.11 -99.99 -99.99 
1975 08 19.31 -99.99 -99.99 
1975 09 14.23 -99.99 -99.99 
1975 10  2.96 -99.99 -99.99 
1975 11 10.24 -99.99 -99.99 
1976 02 17.76 -99.99 -99.99 
1976 03 -7.96 -99.99 -99.99 
1976 04  3.46 -99.99 -99.99 
1976 05 10.32 -99.99 -99.99 
1976 06 19.15 -99.99 -99.99 
1976 10 -1.04 -99.99 -99.99 
1977 01 31.31 -99.99 -99.99 
1977 02 24.72 -99.99 -99.99 
1977 04  2.00 -99.99 -99.99 
1977 05 11.70 -99.99 -99.99 
1977 07 23.00 -99.99 -99.99 
1977 08 19.50 -99.99 -99.99 
1978 02 19.91 -99.99 -99.99 
1978 04  5.11 -99.99 -99.99 
1978 06 18.85 -99.99 -99.99 
1978 07 23.50 -99.99 -99.99 
1978 09 10.10 -99.99 -99.99 
1978 10   .74 -99.99 -99.99 
1979 04  2.15 -99.99 -99.99 
1979 05 10.77 -99.99 -99.99 
1979 08 17.89 -99.99 -99.99 
1980 04  1.69 -99.99 -99.99 
1980 08 22.68 -99.99 -99.99 
1980 09 11.93 -99.99 -99.99 
1981 05 17.07 -99.99 -99.99 
1981 06 19.04 -99.99 -99.99 
1981 08 19.11 -99.99 -99.99 
1981 09 11.73 -99.99 -99.99 
1982 02 14.47 -99.99 -99.99 
1982 03 -8.78 -99.99 -99.99 
1982 07 24.72 -99.99 -99.99 
1982 08 20.10 -99.99 -99.99 
1982 09 10.26 -99.99 -99.99 
1983 02 18.37 -99.99 -99.99 
1983 05 10.86 -99.99 -99.99 
1983 06 20.69 -99.99 -99.99 
1983 07 21.81 -99.99 -99.99 
1983 09 13.94 -99.99 -99.99 
1984 03 -5.08 -99.99 -99.99 
1984 04  2.42 -99.99 -99.99 
1984 08 20.95 -99.99 -99.99 
1985 02 25.76 -99.99 -99.99 
1985 05 12.74 -99.99 -99.99 
1985 09  8.81 -99.99 -99.99 
1985 10  1.19 -99.99 -99.99 
1986 04  2.96 -99.99 -99.99 
1986 05 12.50 -99.99 -99.99 
1986 08 23.86 -99.99 -99.99 
1986 10  2.11 -99.99 -99.99 
1987 02 18.87 -99.99 -99.99 
1987 03 -9.12 -99.99 -99.99 
1987 04  3.38 -99.99 -99.99 
1987 05 10.20 -99.99 -99.99 
1988 05 12.57 -99.99 -99.99 
1989 04  3.01 -99.99 -99.99 
1989 05 13.47 -99.99 -99.99 
1989 06 17.56 -99.99 -99.99 
1989 07 20.72 -99.99 -99.99 
1989 08 19.62 -99.99 -99.99 
1989 09 10.38 -99.99 -99.99 
1990 02 16.83 -99.99 -99.99 
1990 03  1.78 -99.99 -99.99 
1990 04  4.21 -99.99 -99.99 
1990 05 16.64 -99.99 -99.99 
1990 06 19.98 -99.99 -99.99 
1990 07 25.15 -99.99 -99.99 
1990 08 22.97 -99.99 -99.99 
1990 09 11.60 -99.99 -99.99 
1990 10  4.15 -99.99 -99.99 
1991 03 -9.04 -99.99 -99.99 
1991 04  5.29 -99.99 -99.99 
1991 05 11.52 -99.99 -99.99 
1991 07 27.43 -99.99 -99.99 
1991 08 21.14 -99.99 -99.99 
1991 09 13.24 -99.99 -99.99 
1994 11 14.32 -99.99 -99.99 
