1964 01 99.99 -99.99  27.80 
1964 02 99.99 -99.99  28.00 
1964 03 99.99 -99.99  28.90 
1964 04 99.99 -99.99  27.70 
1964 05 99.99 -99.99  27.20 
1964 06 99.99 -99.99  24.60 
1964 07 99.99 -99.99  22.90 
1964 08 99.99 -99.99  22.40 
1964 09 99.99 -99.99  24.10 
1964 10 99.99 -99.99  25.90 
1964 11 99.99 -99.99  27.10 
1964 12 99.99 -99.99  27.10 
1965 01 99.99 -99.99  27.00 
1965 02 99.99 -99.99  27.40 
1965 03 99.99 -99.99  27.50 
1965 04 99.99 -99.99  27.60 
1965 05 99.99 -99.99  27.40 
1965 06 99.99 -99.99  24.40 
1965 07 99.99 -99.99  22.00 
1965 08 99.99 -99.99  23.20 
1965 09 99.99 -99.99  24.40 
1965 10 99.99 -99.99  26.10 
1965 11 99.99 -99.99  26.80 
1965 12 99.99 -99.99  27.10 
1966 01 99.99 -99.99  28.10 
1966 02 99.99 -99.99  27.90 
1966 03 99.99 -99.99  28.00 
1966 04 99.99 -99.99  27.70 
1966 05 99.99 -99.99  27.30 
1966 06 99.99 -99.99  25.90 
1966 07 99.99 -99.99  23.50 
1966 08 99.99 -99.99  23.60 
1966 09 99.99 -99.99  24.50 
1966 10 99.99 -99.99  26.70 
1966 11 99.99 -99.99  27.00 
1966 12 99.99 -99.99  27.20 
1967 01 99.99 -99.99  27.10 
1967 02 99.99 -99.99  28.20 
1967 03 99.99 -99.99  27.80 
1967 04 99.99 -99.99  28.30 
1967 05 99.99 -99.99  26.10 
1967 06 99.99 -99.99  24.60 
1967 07 99.99 -99.99  22.70 
1967 08 99.99 -99.99  22.90 
1967 09 99.99 -99.99  24.40 
1967 10 99.99 -99.99  26.60 
1967 11 99.99 -99.99  27.10 
1967 12 99.99 -99.99  27.30 
1968 01 99.99 -99.99  27.20 
1968 02 99.99 -99.99  27.80 
1968 03 99.99 -99.99  27.70 
1968 05 99.99 -99.99  27.20 
1968 06 99.99 -99.99  23.00 
1968 07 99.99 -99.99  21.70 
1968 08 99.99 -99.99  22.80 
1968 09 99.99 -99.99  24.20 
1968 10 99.99 -99.99  26.30 
1968 11 99.99 -99.99  28.00 
1969 02 99.99 -99.99  26.30 
1969 03 99.99 -99.99  28.10 
1969 04 99.99 -99.99  27.60 
1969 05 99.99 -99.99  26.30 
1969 06 99.99 -99.99  22.30 
1969 07 99.99 -99.99  24.90 
1971 11 99.99 -99.99  26.00 
1971 12 99.99 -99.99  25.60 
1972 12 99.99 -99.99  27.00 
1973 01 99.99 -99.99  27.30 
1973 02 99.99 -99.99  28.50 
1973 03 99.99 -99.99  28.70 
1973 04 99.99 -99.99  28.00 
1973 05 99.99 -99.99  27.00 
1974 01 99.99 -99.99  27.10 
1974 02 99.99 -99.99  28.00 
1974 03 99.99 -99.99  27.70 
1974 04 99.99 -99.99  27.90 
1974 05 99.99 -99.99  27.40 
1974 06 99.99 -99.99  24.70 
1974 07 99.99 -99.99  22.90 
1974 08 99.99 -99.99  23.20 
1974 09 99.99 -99.99  24.90 
1974 10 99.99 -99.99  26.70 
1974 11 99.99 -99.99  27.00 
1974 12 99.99 -99.99  26.70 
1975 01 99.99 -99.99  27.70 
1975 02 99.99 -99.99  28.10 
1975 03 99.99 -99.99  28.60 
1975 04 99.99 -99.99  28.10 
1975 05 99.99 -99.99  27.30 
1975 06 99.99 -99.99  25.60 
1975 07 99.99 -99.99  23.20 
1975 08 99.99 -99.99  22.70 
1975 09 99.99 -99.99  24.90 
1975 10 99.99 -99.99  26.50 
1975 11 99.99 -99.99  27.00 
1975 12 99.99 -99.99  26.90 
1976 01 99.99 -99.99  27.30 
1976 02 99.99 -99.99  27.70 
1976 03 99.99 -99.99  28.10 
1976 04 99.99 -99.99  27.60 
1976 05 99.99 -99.99  26.70 
1976 06 99.99 -99.99  23.20 
1976 07 99.99 -99.99  21.90 
1976 08 99.99 -99.99  23.10 
1976 09 99.99 -99.99  24.00 
1976 10 99.99 -99.99  26.30 
1976 11 99.99 -99.99  27.50 
1976 12 99.99 -99.99  27.10 
1977 01 99.99 -99.99  27.50 
1977 02 99.99 -99.99  28.10 
1977 03 99.99 -99.99  28.00 
1977 04 99.99 -99.99  28.10 
1977 05 99.99 -99.99  27.30 
1977 06 99.99 -99.99  24.60 
1977 07 99.99 -99.99  22.60 
1977 08 99.99 -99.99  23.70 
1977 09 99.99 -99.99  25.50 
1977 10 99.99 -99.99  27.10 
1977 11 99.99 -99.99  27.50 
1977 12 99.99 -99.99  27.00 
1979 01 99.99 -99.99  26.80 
1979 02 99.99 -99.99  25.10 
1979 03 99.99 -99.99  27.50 
1979 04 99.99 -99.99  27.20 
1979 05 99.99 -99.99  26.30 
1979 06 99.99 -99.99  24.10 
1979 07 99.99 -99.99  22.30 
1979 08 99.99 -99.99  22.60 
1979 09 99.99 -99.99  23.90 
1979 10 99.99 -99.99  25.80 
1979 11 99.99 -99.99  26.60 
1979 12 99.99 -99.99  26.80 
2010 05 99.99 -99.99  27.10 
2010 06 99.99 -99.99  25.00 
2010 07 99.99 -99.99  24.10 
2010 08 99.99 -99.99  23.30 
2010 09 99.99 -99.99  25.20 
2010 10 99.99 -99.99  27.10 
2010 12 99.99 -99.99  27.70 
2011 01 99.99 -99.99  26.80 
2011 02 99.99 -99.99  27.20 
2011 06 99.99 -99.99  24.60 
2011 08 99.99 -99.99  22.80 
2012 05 99.99 -99.99  26.70 
