Frequencies for first 10,000 rows of rx5cat2 variable in nhamcsopd2007 dataset :

   for rx5, |
multum drug |
category #2 |
 - detailed |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,787       97.87       97.87
        012 |          1        0.01       97.88
        015 |          6        0.06       97.94
        025 |          1        0.01       97.95
        053 |          6        0.06       98.01
        100 |          2        0.02       98.03
        102 |          2        0.02       98.05
        109 |          9        0.09       98.14
        117 |          9        0.09       98.23
        119 |          1        0.01       98.24
        123 |         11        0.11       98.35
        124 |          3        0.03       98.38
        129 |          1        0.01       98.39
        146 |          3        0.03       98.42
        174 |          2        0.02       98.44
        180 |          4        0.04       98.48
        186 |          1        0.01       98.49
        192 |          3        0.03       98.52
        196 |          3        0.03       98.55
        198 |         20        0.20       98.75
        203 |         19        0.19       98.94
        209 |          1        0.01       98.95
        210 |          2        0.02       98.97
        211 |         71        0.71       99.68
        238 |          1        0.01       99.69
        239 |          2        0.02       99.71
        257 |          1        0.01       99.72
        268 |          1        0.01       99.73
        289 |          7        0.07       99.80
        292 |          2        0.02       99.82
        301 |          6        0.06       99.88
        303 |          1        0.01       99.89
        320 |          8        0.08       99.97
        340 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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