Frequencies for first 10,000 rows of drugbenefittype variable in planreport2016 dataset :

       Drug |
    Benefit |
       Type |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      6,688       66.88       66.88
      Basic |        883        8.83       75.71
   Enhanced |      2,429       24.29      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org ,