Frequencies for first 10,000 rows of rx3v3c2 variable in namcs2009 dataset :

   for rx3, |
 level 3 of |
multum drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,700       97.00       97.00
        102 |          4        0.04       97.04
        139 |          1        0.01       97.05
        174 |         11        0.11       97.16
        180 |          2        0.02       97.18
        182 |          1        0.01       97.19
        185 |          1        0.01       97.20
        186 |          1        0.01       97.21
        196 |         11        0.11       97.32
        198 |         29        0.29       97.61
        203 |         25        0.25       97.86
        209 |          1        0.01       97.87
        210 |          2        0.02       97.89
        211 |        110        1.10       98.99
        235 |          1        0.01       99.00
        238 |          5        0.05       99.05
        239 |          6        0.06       99.11
        268 |          5        0.05       99.16
        292 |          3        0.03       99.19
        301 |         15        0.15       99.34
        317 |          5        0.05       99.39
        351 |          1        0.01       99.40
        385 |          9        0.09       99.49
        386 |         10        0.10       99.59
        387 |          1        0.01       99.60
        388 |         20        0.20       99.80
        389 |         18        0.18       99.98
        395 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016