Frequencies for first 10,000 rows of rx2v2c2 variable in namcs2010 dataset :

   for rx2, |
 level 2 of |
multum drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,403       94.03       94.03
        005 |         18        0.18       94.21
        012 |         11        0.11       94.32
        015 |         19        0.19       94.51
        019 |          9        0.09       94.60
        046 |         74        0.74       95.34
        053 |          4        0.04       95.38
        054 |          1        0.01       95.39
        064 |         58        0.58       95.97
        065 |         60        0.60       96.57
        066 |          1        0.01       96.58
        083 |         96        0.96       97.54
        098 |         32        0.32       97.86
        101 |         16        0.16       98.02
        104 |          3        0.03       98.05
        110 |          2        0.02       98.07
        117 |         10        0.10       98.17
        123 |         37        0.37       98.54
        124 |         12        0.12       98.66
        125 |          4        0.04       98.70
        127 |          3        0.03       98.73
        129 |         10        0.10       98.83
        130 |          3        0.03       98.86
        132 |          3        0.03       98.89
        136 |          9        0.09       98.98
        146 |          6        0.06       99.04
        151 |          6        0.06       99.10
        192 |          3        0.03       99.13
        219 |          4        0.04       99.17
        220 |          1        0.01       99.18
        249 |          5        0.05       99.23
        251 |          1        0.01       99.24
        253 |          8        0.08       99.32
        277 |          1        0.01       99.33
        289 |         18        0.18       99.51
        303 |         13        0.13       99.64
        320 |         19        0.19       99.83
        340 |          7        0.07       99.90
        363 |          4        0.04       99.94
        378 |          1        0.01       99.95
        417 |          5        0.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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