Frequencies for first 10,000 rows of rx7v3c2 variable in nhamcsed2014 dataset :

   For RX7, |
 level 3 of |
MULTUM drug |
category #2 |
  (detailed |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,959       99.59       99.59
        196 |          6        0.06       99.65
        198 |         11        0.11       99.76
        203 |          4        0.04       99.80
        209 |          1        0.01       99.81
        210 |          2        0.02       99.83
        211 |          8        0.08       99.91
        292 |          1        0.01       99.92
        301 |          1        0.01       99.93
        385 |          5        0.05       99.98
        388 |          1        0.01       99.99
        389 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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