Frequencies for first 10,000 rows of rx6v3c2 variable in nhamcsopd2010 dataset :

   for rx6, |
 level 3 of |
multum drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,834       98.34       98.34
        102 |          2        0.02       98.36
        174 |          4        0.04       98.40
        180 |          2        0.02       98.42
        185 |          2        0.02       98.44
        186 |          1        0.01       98.45
        196 |          4        0.04       98.49
        198 |         13        0.13       98.62
        203 |          8        0.08       98.70
        209 |          1        0.01       98.71
        210 |          2        0.02       98.73
        211 |         70        0.70       99.43
        238 |          3        0.03       99.46
        239 |          3        0.03       99.49
        268 |          1        0.01       99.50
        276 |          1        0.01       99.51
        279 |          1        0.01       99.52
        292 |          1        0.01       99.53
        301 |          5        0.05       99.58
        317 |          1        0.01       99.59
        385 |         14        0.14       99.73
        386 |          2        0.02       99.75
        387 |          1        0.01       99.76
        388 |         18        0.18       99.94
        389 |          3        0.03       99.97
        407 |          2        0.02       99.99
        442 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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