1961 06 99.99 -99.99  31.90 
1961 09 99.99 -99.99  25.80 
1961 10 99.99 -99.99  21.70 
1961 11 99.99 -99.99  18.20 
1961 12 99.99 -99.99  15.60 
1962 02 99.99 -99.99  15.20 
1962 03 99.99 -99.99  21.90 
1962 04 99.99 -99.99  23.80 
1962 05 99.99 -99.99  26.30 
1962 06 99.99 -99.99  25.60 
1962 07 99.99 -99.99  29.70 
1962 08 99.99 -99.99  27.10 
1962 09 99.99 -99.99  21.90 
1962 10 99.99 -99.99  22.40 
1962 12 99.99 -99.99  25.70 
1963 01 99.99 -99.99  21.70 
1963 02 99.99 -99.99  25.50 
1963 03 99.99 -99.99  24.50 
1963 09 99.99 -99.99  27.00 
1963 11 99.99 -99.99  25.30 
1963 12 99.99 -99.99  17.90 
1964 01 99.99 -99.99  11.20 
1964 02 99.99 -99.99  15.80 
1964 03 99.99 -99.99  20.20 
1964 04 99.99 -99.99  27.00 
1964 05 99.99 -99.99  25.60 
1964 06 99.99 -99.99  28.20 
1964 07 99.99 -99.99  28.20 
1964 08 99.99 -99.99  28.00 
1964 09 99.99 -99.99  24.40 
1964 10 99.99 -99.99  22.70 
1965 06 99.99 -99.99  28.00 
1965 07 99.99 -99.99  28.00 
1965 08 99.99 -99.99  32.00 
1965 09 99.99 -99.99  30.00 
1965 11 99.99 -99.99  18.40 
1965 12 99.99 -99.99  15.50 
1966 01 99.99 -99.99  17.50 
