Frequencies for first 10,000 rows of rx2v2c2 variable in nhamcsed2012 dataset :

   For RX2, |
 level 2 of |
MULTUM drug |
category #2 |
(intermedia |
  te level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,083       90.83       90.83
        005 |         19        0.19       91.02
        012 |         19        0.19       91.21
        015 |         57        0.57       91.78
        046 |         65        0.65       92.43
        053 |         44        0.44       92.87
        064 |         59        0.59       93.46
        065 |        164        1.64       95.10
        083 |         69        0.69       95.79
        095 |          1        0.01       95.80
        098 |          3        0.03       95.83
        101 |          5        0.05       95.88
        104 |          1        0.01       95.89
        106 |          4        0.04       95.93
        117 |         22        0.22       96.15
        123 |         96        0.96       97.11
        124 |         16        0.16       97.27
        125 |         12        0.12       97.39
        127 |          1        0.01       97.40
        129 |        229        2.29       99.69
        130 |          1        0.01       99.70
        132 |          2        0.02       99.72
        136 |          3        0.03       99.75
        146 |          5        0.05       99.80
        151 |         13        0.13       99.93
        251 |          1        0.01       99.94
        320 |          2        0.02       99.96
        363 |          1        0.01       99.97
        433 |          1        0.01       99.98
        460 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 7 Nov 2016