Frequencies for first 10,000 rows of rx1v1c2 variable in nhamcsed2015 dataset :

   For RX1, |
 level 1 of |
MULTUM drug |
category #2 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,144       81.44       81.44
        001 |        121        1.21       82.65
        040 |        183        1.83       84.48
        057 |        208        2.08       86.56
        081 |        138        1.38       87.94
        097 |          8        0.08       88.02
        105 |         12        0.12       88.14
        115 |         12        0.12       88.26
        122 |      1,125       11.25       99.51
        133 |         31        0.31       99.82
        218 |          8        0.08       99.90
        242 |          8        0.08       99.98
        358 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 20 Nov 2017