1951 04 18.04 -99.99 -99.99 
1951 06 26.73  13.28  20.00 
1955 04 10.13 -99.99 -99.99 
1955 05 21.02   7.93  14.47 
1955 06 23.79  11.60  17.69 
1961 07 25.66 -99.99 -99.99 
1970 04 16.45 -99.99 -99.99 
1970 05 20.17 -99.99 -99.99 
1970 06 23.81 -99.99 -99.99 
1970 07 26.88 -99.99 -99.99 
1975 11  5.12 -99.99 -99.99 
1978 04 99.99   4.32 -99.99 
1979 04 13.84 -99.99 -99.99 
1979 07 99.99  12.54 -99.99 
1980 06 99.99  13.04 -99.99 
1981 05 99.99   9.81 -99.99 
1981 09 99.99   9.80 -99.99 
1982 09 24.34 -99.99 -99.99 
1985 03 99.99  -4.15 -99.99 
1986 03  6.33 -99.99 -99.99 
1989 10 16.17 -99.99 -99.99 
1991 02   . 8  -6.89  -3.40 
1991 03  8.08 -99.99 -99.99 
1991 04 15.30 -99.99 -99.99 
1991 05 18.56 -99.99 -99.99 
1991 06 25.09 -99.99 -99.99 
1991 08 25.56 -99.99 -99.99 
1991 09 21.78 -99.99 -99.99 
1991 10 16.10 -99.99 -99.99 
1992 02  3.06 -99.99 -99.99 
1992 05 20.86 -99.99 -99.99 
1992 06 25.17 -99.99 -99.99 
1992 07 28.24 -99.99 -99.99 
1993 02  2.67 -99.99 -99.99 
1993 03  5.95 -99.99 -99.99 
1993 04 13.55 -99.99 -99.99 
1993 06 24.59 -99.99 -99.99 
1993 08 26.88 -99.99 -99.99 
1994 08 99.99  14.43 -99.99 
1994 09 99.99  13.48 -99.99 
