Frequencies for first 10,000 rows of rx5v1c2 variable in namcs2013 dataset :

   For RX5, |
 level 1 of |
MULTUM drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,738       97.38       97.38
        001 |         18        0.18       97.56
        040 |         45        0.45       98.01
        057 |         49        0.49       98.50
        081 |         62        0.62       99.12
        097 |         12        0.12       99.24
        105 |         11        0.11       99.35
        115 |         10        0.10       99.45
        122 |         18        0.18       99.63
        133 |          7        0.07       99.70
        218 |          5        0.05       99.75
        242 |          2        0.02       99.77
        254 |          9        0.09       99.86
        331 |          1        0.01       99.87
        358 |         13        0.13      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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