Frequencies for first 10,000 rows of prescr17 variable in namcs2015 dataset :

Prescriptio |
   n status |
   code for |
 medication |
        #17 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         82        0.82        0.82
          2 |          6        0.06        0.88
          3 |          5        0.05        0.93
          5 |         34        0.34        1.27
          . |      9,873       98.73      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 25 Oct 2017