Frequencies for first 10,000 rows of rx5v1c1 variable in nhamcsopd2007 dataset :

   for rx5, |
 level 1 of |
multum drug |
category #1 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,066       80.66       80.66
        001 |         86        0.86       81.52
        020 |         21        0.21       81.73
        040 |        345        3.45       85.18
        057 |        391        3.91       89.09
        081 |         49        0.49       89.58
        087 |        138        1.38       90.96
        097 |         79        0.79       91.75
        105 |         44        0.44       92.19
        115 |        150        1.50       93.69
        122 |        118        1.18       94.87
        133 |         77        0.77       95.64
        218 |         32        0.32       95.96
        242 |        112        1.12       97.08
        254 |         64        0.64       97.72
        358 |        226        2.26       99.98
        365 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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