Frequencies for first 10,000 rows of rx6cat2 variable in nhamcsopd2007 dataset :

   for rx6, |
multum drug |
category #2 |
 - detailed |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,832       98.32       98.32
        012 |          2        0.02       98.34
        015 |          6        0.06       98.40
        053 |         10        0.10       98.50
        109 |         11        0.11       98.61
        117 |          5        0.05       98.66
        119 |          1        0.01       98.67
        123 |          6        0.06       98.73
        124 |          1        0.01       98.74
        129 |          1        0.01       98.75
        174 |          4        0.04       98.79
        180 |          1        0.01       98.80
        185 |          1        0.01       98.81
        192 |          1        0.01       98.82
        196 |          1        0.01       98.83
        198 |         18        0.18       99.01
        201 |          1        0.01       99.02
        203 |          9        0.09       99.11
        209 |          1        0.01       99.12
        210 |          1        0.01       99.13
        211 |         58        0.58       99.71
        220 |          3        0.03       99.74
        238 |          3        0.03       99.77
        239 |          2        0.02       99.79
        289 |          2        0.02       99.81
        292 |          3        0.03       99.84
        301 |          2        0.02       99.86
        303 |          4        0.04       99.90
        320 |          6        0.06       99.96
        340 |          3        0.03       99.99
        351 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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