Frequencies for first 10,000 rows of rx22v2c1 variable in nhamcsed2015 dataset 

  For RX22, |
 level 2 of |
MULTUM drug |
category #1 |
(intermedia |
  te level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,979       99.79       99.79
        007 |          1        0.01       99.80
        047 |          1        0.01       99.81
        048 |          1        0.01       99.82
        058 |          4        0.04       99.86
        065 |          2        0.02       99.88
        082 |          1        0.01       99.89
        095 |          3        0.03       99.92
        098 |          1        0.01       99.93
        099 |          1        0.01       99.94
        103 |          1        0.01       99.95
        125 |          2        0.02       99.97
        219 |          1        0.01       99.98
        251 |          1        0.01       99.99
        416 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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