11475800 1966     769   49800   1 19660104    17.0   5         
11475800 1967     935   14000   1 19670129    15.0   1 19661015
11475800 1968     670    9800   1 19680115    21.0   4         
11475800 1969    1199   22900   1 19690112    21.0   1 19690902
11475800 1970    1065   26900   1 19700123    15.0   1 19700930
11475800 1971    1179   23900   1 19710116    15.0  17         
11475800 1972     669   16400   1 19720123    19.0   3         
11475800 1973     940   15100   1 19730112    19.0   1 19721031
11475800 1974    1772   45400   1 19740116    19.0   5         
11475800 1975    1060   28300   1 19750318    19.0   8         
11475800 1976     488   15600   1 19760226    21.0   6         
11475800 1977    69.5     724   1 19770309    7.30   4         
11475800 1978    1097   15900   1 19780116    19.0   4         
11475800 1979     497   12000   1 19790111    21.0   7         
11475800 1980     975   18800   1 19800113    20.0   7         
11475800 1981     507   10800   1 19810128    15.0   3         
11475800 1982    1480   29700   1 19811219    20.0   2         
11475800 1983    1778   18100   1 19830126    25.0   3         
11475800 1984    1103   21600   1 19831207    22.0   5         
11475800 1985     593   12300   1 19850208    16.0   2         
11475800 1986    1091   36000   1 19860217    17.0   4         
11475800 1987     437    6710   1 19870213    11.0   2         
11475800 1988     449   13100   1 19871210    12.0  15