Frequencies for first 10,000 rows of rx6v3c2 variable in nhamcsopd2008 dataset :

   for rx6, |
 level 3 of |
multum drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,882       98.82       98.82
        102 |          1        0.01       98.83
        174 |          1        0.01       98.84
        180 |          3        0.03       98.87
        185 |          1        0.01       98.88
        196 |          4        0.04       98.92
        198 |         16        0.16       99.08
        201 |          1        0.01       99.09
        203 |         11        0.11       99.20
        210 |          1        0.01       99.21
        211 |         44        0.44       99.65
        239 |          2        0.02       99.67
        268 |          2        0.02       99.69
        292 |          1        0.01       99.70
        301 |          6        0.06       99.76
        317 |          1        0.01       99.77
        385 |          9        0.09       99.86
        386 |          1        0.01       99.87
        387 |          2        0.02       99.89
        388 |          8        0.08       99.97
        389 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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