Frequencies for first 10,000 rows of drugbenefittypedetail variable in planreport2008 dataset :

       Drug |
    Benefit |
Type Detail |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      6,550       65.50       65.50
         BA |        761        7.61       73.11
         DS |        219        2.19       75.30
         EA |      2,470       24.70      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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