Frequencies for first 10,000 rows of dose_unit variable in drug2014q3 dataset :

    Unit of |
  drug dose |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      5,797       57.97       57.97
         DF |        200        2.00       59.97
          G |         63        0.63       60.60
         GM |          2        0.02       60.62
        GTT |         15        0.15       60.77
         IN |          1        0.01       60.78
         IU |         40        0.40       61.18
        KIU |          2        0.02       61.20
        MBQ |          1        0.01       61.21
        MCI |          1        0.01       61.22
        MEQ |         10        0.10       61.32
         MG |      3,463       34.63       95.95
      MG/KG |         48        0.48       96.43
    MG/M**2 |         53        0.53       96.96
      MG/M2 |          1        0.01       96.97
        MIU |          5        0.05       97.02
         ML |         64        0.64       97.66
         NG |          1        0.01       97.67
        PCT |          5        0.05       97.72
         UG |        227        2.27       99.99
      UG/KG |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 19 Apr 2017