Frequencies for first 10,000 rows of drugbenefittypedetail variable in ma2012 dataset :

       Drug |
    Benefit |
Type Detail |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      6,256       62.56       62.56
         BA |        850        8.50       71.06
         DS |        340        3.40       74.46
         EA |      2,554       25.54      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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