Frequencies for first 10,000 rows of rx5v1c1 variable in nhamcsed2008 dataset :

   for rx5, |
 level 1 of |
multum drug |
category #1 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,134       91.34       91.34
        001 |        102        1.02       92.36
        020 |          2        0.02       92.38
        028 |          1        0.01       92.39
        040 |         74        0.74       93.13
        057 |        345        3.45       96.58
        081 |         10        0.10       96.68
        087 |         76        0.76       97.44
        097 |         36        0.36       97.80
        105 |         23        0.23       98.03
        115 |         54        0.54       98.57
        122 |         71        0.71       99.28
        133 |         19        0.19       99.47
        218 |          1        0.01       99.48
        242 |         18        0.18       99.66
        254 |          6        0.06       99.72
        331 |          2        0.02       99.74
        358 |         22        0.22       99.96
        365 |          4        0.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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