Frequencies for first 10,000 rows of rx2v3c2 variable in nhamcsopd2008 dataset :

   for rx2, |
 level 3 of |
multum drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,576       95.76       95.76
        102 |          7        0.07       95.83
        174 |          5        0.05       95.88
        180 |          6        0.06       95.94
        182 |          1        0.01       95.95
        185 |          6        0.06       96.01
        186 |          1        0.01       96.02
        196 |         15        0.15       96.17
        198 |         51        0.51       96.68
        201 |          6        0.06       96.74
        203 |         37        0.37       97.11
        209 |          1        0.01       97.12
        210 |          5        0.05       97.17
        211 |         93        0.93       98.10
        238 |          3        0.03       98.13
        239 |         12        0.12       98.25
        265 |          1        0.01       98.26
        268 |         10        0.10       98.36
        276 |          1        0.01       98.37
        292 |          6        0.06       98.43
        301 |         46        0.46       98.89
        317 |          5        0.05       98.94
        385 |         55        0.55       99.49
        386 |         13        0.13       99.62
        387 |          3        0.03       99.65
        388 |         22        0.22       99.87
        389 |         13        0.13      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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