Frequencies for benefittypedetail variable in pdp2012 dataset :

    Benefit |
Type Detail |      Freq.     Percent        Cum.
------------+-----------------------------------
         AE |        431       26.89       26.89
         BA |        256       15.97       42.86
         DS |        146        9.11       51.97
         EA |        770       48.03      100.00
------------+-----------------------------------
      Total |      1,603      100.00

by Jean Roth , jroth@nber.org , 14 Apr 2016