Frequencies for benefittypedetail variable in pdp2011 dataset :

    Benefit |
Type Detail |      Freq.     Percent        Cum.
------------+-----------------------------------
         AE |        330       22.76       22.76
         BA |        296       20.41       43.17
         DS |        203       14.00       57.17
         EA |        621       42.83      100.00
------------+-----------------------------------
      Total |      1,450      100.00

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