Frequencies for first 10,000 rows of pricing_unit variable in nadac20170614 dataset :

  Indicates |
the pricing |
   unit for |
        the |
 associated |
 NDC ('ML', |
    'GM' or |
      'EA') |      Freq.     Percent        Cum.
------------+-----------------------------------
         EA |      8,363       83.63       83.63
         GM |        571        5.71       89.34
         ML |      1,066       10.66      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 10 Feb 2018