1969 01 26.30 -99.99 -99.99 
1969 03 -8.03 -99.99 -99.99 
1969 04  9.54 -99.99 -99.99 
1969 05 15.07 -99.99 -99.99 
1969 06 25.76 -99.99 -99.99 
1969 08 20.98 -99.99 -99.99 
1969 09 16.11 -99.99 -99.99 
1969 11  1.31 -99.99 -99.99 
1969 12 -7.14 -99.99 -99.99 
1970 02 -9.55 -99.99 -99.99 
1970 03 -5.52 -99.99 -99.99 
1970 06 24.53 -99.99 -99.99 
1970 07 24.60 -99.99 -99.99 
1970 08 23.17 -99.99 -99.99 
1970 09 19.45 -99.99 -99.99 
1970 10  7.73 -99.99 -99.99 
1971 02 12.96 -99.99 -99.99 
1973 04 12.04 -99.99 -99.99 
1973 08 24.08 -99.99 -99.99 
1973 09 18.24 -99.99 -99.99 
1974 04 11.54 -99.99 -99.99 
1974 07 29.87 -99.99 -99.99 
1974 08 23.35 -99.99 -99.99 
1974 09 18.40 -99.99 -99.99 
1974 10 11.15 -99.99 -99.99 
1974 11 -5.08 -99.99 -99.99 
1975 01 -7.19 -99.99 -99.99 
1975 03 -1.83 -99.99 -99.99 
1975 05 16.92 -99.99 -99.99 
1975 06 24.34 -99.99 -99.99 
1975 07 27.72 -99.99 -99.99 
1975 08 24.44 -99.99 -99.99 
1975 09 18.11 -99.99 -99.99 
1976 03 -8.00 -99.99 -99.99 
1976 05 21.68 -99.99 -99.99 
1976 06 26.82 -99.99 -99.99 
1976 07 24.72 -99.99 -99.99 
1976 08 25.93 -99.99 -99.99 
1976 09 16.71 -99.99 -99.99 
1976 10 -1.85 -99.99 -99.99 
1976 11 -8.08 -99.99 -99.99 
1977 01 18.58 -99.99 -99.99 
1977 02 12.00 -99.99 -99.99 
1977 05 22.00 -99.99 -99.99 
1977 06 29.16 -99.99 -99.99 
1977 07 25.55 -99.99 -99.99 
1977 08 21.14 -99.99 -99.99 
1977 09 18.70 -99.99 -99.99 
1977 11  2.30 -99.99 -99.99 
1978 01 -9.50 -99.99 -99.99 
1978 02 11.62 -99.99 -99.99 
1978 03 -2.53 -99.99 -99.99 
1978 04 12.18 -99.99 -99.99 
1978 05 17.10 -99.99 -99.99 
1978 06 25.31 -99.99 -99.99 
1978 07 26.27 -99.99 -99.99 
1978 08 22.53 -99.99 -99.99 
1978 09 21.17 -99.99 -99.99 
1978 10  8.33 -99.99 -99.99 
1978 11 -2.11 -99.99 -99.99 
1979 03 -4.41 -99.99 -99.99 
1979 04  3.48 -99.99 -99.99 
1979 05 17.83 -99.99 -99.99 
1979 06 24.40 -99.99 -99.99 
1979 07 24.90 -99.99 -99.99 
1979 08 22.68 -99.99 -99.99 
1979 09 19.18 -99.99 -99.99 
1979 10  9.43 -99.99 -99.99 
1979 11 -1.65 -99.99 -99.99 
1980 02 11.46 -99.99 -99.99 
1980 03 -6.26 -99.99 -99.99 
1980 04  9.81 -99.99 -99.99 
1980 05 22.27 -99.99 -99.99 
1980 06 23.96 -99.99 -99.99 
1980 07 25.97 -99.99 -99.99 
1980 08 21.10 -99.99 -99.99 
1980 09 18.86 -99.99 -99.99 
1980 10  9.31  -1.65   3.83 
1981 02 -9.58 -99.99 -99.99 
1981 03  -.23 -99.99 -99.99 
1981 04 10.47 -99.99 -99.99 
1981 05 19.00 -99.99 -99.99 
1981 06 25.57  13.48  19.52 
1981 07 26.50 -99.99 -99.99 
1981 08 27.17 -99.99 -99.99 
1981 09 18.61 -99.99 -99.99 
1981 10  9.35 -99.99 -99.99 
1988 03 -4.59 -99.99 -99.99 
1988 04 11.59 -99.99 -99.99 
1988 07 26.53 -99.99 -99.99 
1988 09 19.78 -99.99 -99.99 
1989 03  -.44 -99.99 -99.99 
1989 07 29.36 -99.99 -99.99 
1989 08 25.29 -99.99 -99.99 
1990 04  9.55 -99.99 -99.99 
1990 05 21.95 -99.99 -99.99 
1990 06 27.25 -99.99 -99.99 
1990 07 24.72 -99.99 -99.99 
1990 09 18.62 -99.99 -99.99 
1991 02 12.22 -99.99 -99.99 
1991 03 -8.80 -99.99 -99.99 
1991 08 22.07 -99.99 -99.99 
1996 02 12.13 -99.99 -99.99 
