Frequencies for first 10,000 rows of rx6v1c1 variable in nhamcsed2013 dataset :

   For RX6, |
 level 1 of |
MULTUM drug |
category #1 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,262       92.62       92.62
        001 |         90        0.90       93.52
        020 |          1        0.01       93.53
        040 |         62        0.62       94.15
        057 |        270        2.70       96.85
        081 |         11        0.11       96.96
        087 |         87        0.87       97.83
        097 |         19        0.19       98.02
        105 |         15        0.15       98.17
        113 |          4        0.04       98.21
        115 |         62        0.62       98.83
        122 |         43        0.43       99.26
        133 |         16        0.16       99.42
        218 |          3        0.03       99.45
        242 |         12        0.12       99.57
        254 |         11        0.11       99.68
        331 |         12        0.12       99.80
        358 |         16        0.16       99.96
        365 |          4        0.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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