Frequencies for first 10,000 rows of drugbenefittypedetail variable in ma2019 dataset :

       Drug |
    Benefit |
Type Detail |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      2,237       22.37       22.37
         AE |         64        0.64       23.01
         BA |        470        4.70       27.71
         DS |         47        0.47       28.18
         EA |      7,182       71.82      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org ,