1950 03 -1.81 -99.99 -99.99 
1950 06 24.04 -99.99 -99.99 
1951 02 13.86 -99.99 -99.99 
1951 04  4.17 -99.99 -99.99 
1952 03 -4.13 -99.99 -99.99 
1952 04  5.09 -99.99 -99.99 
1969 11 -9.18 -99.99 -99.99 
1974 10  1.77 -99.99 -99.99 
1976 01 15.73 -99.99 -99.99 
1976 02 10.28 -99.99 -99.99 
1976 03 -4.85 -99.99 -99.99 
1976 04  6.04 -99.99 -99.99 
1976 07 26.89 -99.99 -99.99 
1976 10  2.30 -99.99 -99.99 
1976 11 -8.89 -99.99 -99.99 
1977 02 14.54 -99.99 -99.99 
1977 05 14.59 -99.99 -99.99 
1977 07 26.52 -99.99 -99.99 
1977 08 23.07 -99.99 -99.99 
1977 10  6.42 -99.99 -99.99 
1978 02 12.75 -99.99 -99.99 
1978 04  7.54 -99.99 -99.99 
1980 02 12.26 -99.99 -99.99 
1982 03 -5.10 -99.99 -99.99 
1983 11 -2.81 -99.99 -99.99 
1984 09 13.51 -99.99 -99.99 
1984 10  3.32 -99.99 -99.99 
1985 01 20.86 -99.99 -99.99 
1985 10  4.54 -99.99 -99.99 
1985 11 -8.58 -99.99 -99.99 
1986 06 22.18 -99.99 -99.99 
1986 10  5.86 -99.99 -99.99 
1986 11 -5.59 -99.99 -99.99 
1988 09 15.75 -99.99 -99.99 
1989 02 -8.47 -99.99 -99.99 
1989 08 19.99 -99.99 -99.99 
1990 11 -2.59 -99.99 -99.99 
1994 02 -8.20 -99.99 -99.99 
