1972 07 99.99 -99.99  14.70 
1972 08 99.99 -99.99  14.60 
1972 09 99.99 -99.99  10.80 
1972 10 99.99 -99.99   5.10 
1972 11 99.99 -99.99  -1.00 
1973 01 99.99 -99.99  -9.20 
1973 02 99.99 -99.99  -7.50 
1973 03 99.99 -99.99  -5.50 
1973 04 99.99 -99.99   -.10 
1973 05 99.99 -99.99   5.80 
1973 06 99.99 -99.99  12.00 
1973 07 99.99 -99.99  16.90 
1973 08 99.99 -99.99  13.60 
1973 09 99.99 -99.99  11.10 
1973 10 99.99 -99.99   4.90 
1973 11 99.99 -99.99    .10 
1974 01 99.99 -99.99 -12.20 
1974 02 99.99 -99.99  -8.89 
1974 03 99.99 -99.99  -7.00 
1974 04 99.99 -99.99   -.80 
1974 05 99.99 -99.99   3.40 
1974 06 99.99 -99.99  11.90 
1974 07 99.99 -99.99  13.70 
1974 08 99.99 -99.99  15.20 
1974 09 99.99 -99.99  11.40 
1974 10 99.99 -99.99   4.60 
