1962 07 99.99 -99.99  29.10 
1962 08 99.99 -99.99  27.80 
1962 09 99.99 -99.99  28.60 
1962 10 99.99 -99.99  26.90 
1962 11 99.99 -99.99  22.60 
1962 12 99.99 -99.99  19.79 
1963 01 99.99 -99.99  18.40 
1963 03 99.99 -99.99  25.30 
1963 09 99.99 -99.99  27.30 
1963 10 99.99 -99.99  26.70 
1963 11 99.99 -99.99  22.70 
1963 12 99.99 -99.99  19.90 
1967 06 99.99 -99.99  27.80 
1967 07 99.99 -99.99  28.40 
1967 08 99.99 -99.99  28.60 
1967 09 99.99 -99.99  27.80 
1967 10 99.99 -99.99  26.60 
1967 11 99.99 -99.99  21.90 
1967 12 99.99 -99.99  18.90 
1968 01 99.99 -99.99  17.60 
1968 02 99.99 -99.99  18.70 
1968 03 99.99 -99.99  24.60 
1968 04 99.99 -99.99  27.70 
1968 05 99.99 -99.99  28.40 
1968 06 99.99 -99.99  27.70 
1968 07 99.99 -99.99  28.10 
1968 08 99.99 -99.99  28.30 
1968 09 99.99 -99.99  28.40 
1968 10 99.99 -99.99  26.40 
1968 11 99.99 -99.99  23.10 
1968 12 99.99 -99.99  19.79 
