Frequencies for first 10,000 rows of rx20v3c1 variable in nhamcsed2014 dataset :

  For RX20, |
 level 3 of |
MULTUM drug |
category #1 |
  (detailed |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,988       99.88       99.88
        060 |          1        0.01       99.89
        069 |          1        0.01       99.90
        154 |          1        0.01       99.91
        191 |          2        0.02       99.93
        199 |          1        0.01       99.94
        225 |          1        0.01       99.95
        261 |          2        0.02       99.97
        304 |          1        0.01       99.98
        308 |          1        0.01       99.99
        347 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 11 Apr 2017