Frequencies for first 10,000 rows of rx2v3c2 variable in nhamcsed2014 dataset :

   For RX2, |
 level 3 of |
MULTUM drug |
category #2 |
  (detailed |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,593       95.93       95.93
        180 |         13        0.13       96.06
        185 |          1        0.01       96.07
        186 |          1        0.01       96.08
        196 |         32        0.32       96.40
        198 |        122        1.22       97.62
        201 |          1        0.01       97.63
        203 |         34        0.34       97.97
        209 |          1        0.01       97.98
        210 |          6        0.06       98.04
        211 |         65        0.65       98.69
        239 |         12        0.12       98.81
        268 |         20        0.20       99.01
        292 |          5        0.05       99.06
        297 |          1        0.01       99.07
        301 |          1        0.01       99.08
        351 |          1        0.01       99.09
        385 |         74        0.74       99.83
        386 |          1        0.01       99.84
        388 |          9        0.09       99.93
        389 |          2        0.02       99.95
        461 |          3        0.03       99.98
        464 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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