Frequencies for first 10,000 rows of rx7v1c2 variable in namcs2014 dataset :

   For RX7, |
 level 1 of |
MULTUM drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,790       97.90       97.90
        001 |          6        0.06       97.96
        040 |         39        0.39       98.35
        057 |         21        0.21       98.56
        081 |         63        0.63       99.19
        097 |          8        0.08       99.27
        105 |         10        0.10       99.37
        115 |         11        0.11       99.48
        122 |         18        0.18       99.66
        133 |          5        0.05       99.71
        218 |          6        0.06       99.77
        242 |          4        0.04       99.81
        254 |          1        0.01       99.82
        358 |         18        0.18      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 27 Mar 2017