Frequencies for first 10,000 rows of rx8v1c1 variable in nhamcsopd2011 dataset :

   For RX8, |
 level 1 of |
MULTUM drug |
category #1 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,051       90.51       90.51
        001 |         24        0.24       90.75
        020 |         16        0.16       90.91
        040 |        166        1.66       92.57
        057 |        175        1.75       94.32
        081 |         25        0.25       94.57
        087 |         90        0.90       95.47
        097 |         26        0.26       95.73
        105 |         11        0.11       95.84
        113 |          8        0.08       95.92
        115 |        104        1.04       96.96
        122 |         58        0.58       97.54
        133 |         35        0.35       97.89
        218 |         32        0.32       98.21
        242 |         47        0.47       98.68
        254 |         13        0.13       98.81
        331 |          2        0.02       98.83
        358 |        117        1.17      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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