1967 03  -.89 -99.99 -99.99 
1967 04 10.50 -99.99 -99.99 
1967 07 23.97 -99.99 -99.99 
1967 08 25.51 -99.99 -99.99 
1967 09 16.64 -99.99 -99.99 
1967 10 10.91 -99.99 -99.99 
1968 04  9.03 -99.99 -99.99 
1968 05 18.91 -99.99 -99.99 
1968 06 23.03 -99.99 -99.99 
1968 07 20.72 -99.99 -99.99 
1968 08 23.85 -99.99 -99.99 
1970 04 10.58 -99.99 -99.99 
1970 05 17.91 -99.99 -99.99 
1970 06 22.12 -99.99 -99.99 
1970 08 22.14  11.21  16.67 
1970 09 15.55 -99.99 -99.99 
1970 10 99.99   2.43 -99.99 
1971 03 -3.40 -99.99 -99.99 
1971 05 18.69 -99.99 -99.99 
1971 06 24.30 -99.99 -99.99 
1973 03 -1.08 -99.99 -99.99 
1973 05 20.42 -99.99 -99.99 
1975 09 19.87 -99.99 -99.99 
1976 05 15.93 -99.99 -99.99 
1976 07 20.12 -99.99 -99.99 
1976 09 16.00 -99.99 -99.99 
