Frequencies for whol_fbx variable in fmli132 dataset :

   whol_fbx |      Freq.     Percent        Cum.
------------+-----------------------------------
          A |      6,666       98.58       98.58
          B |         67        0.99       99.57
          D |         29        0.43      100.00
------------+-----------------------------------
      Total |      6,762      100.00

by Jean Roth , jroth@nber.org , 17 Mar 2016