Frequencies for first 10,000 rows of rx15v2c2 variable in nhamcsed2015 dataset 

  For RX15, |
 level 2 of |
MULTUM drug |
category #2 |
(intermedia |
  te level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,991       99.91       99.91
        015 |          1        0.01       99.92
        046 |          1        0.01       99.93
        065 |          2        0.02       99.95
        083 |          1        0.01       99.96
        125 |          1        0.01       99.97
        129 |          2        0.02       99.99
        251 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 20 Nov 2017