Frequencies for first 10,000 rows of rx3v1c1 variable in namcs2012 dataset :

   For RX3, |
 level 1 of |
MULTUM drug |
category #1 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      6,533       65.33       65.33
        001 |        178        1.78       67.11
        020 |         25        0.25       67.36
        028 |          1        0.01       67.37
        040 |        518        5.18       72.55
        057 |        719        7.19       79.74
        081 |         52        0.52       80.26
        087 |        171        1.71       81.97
        097 |        172        1.72       83.69
        105 |         99        0.99       84.68
        113 |         27        0.27       84.95
        115 |        216        2.16       87.11
        122 |        260        2.60       89.71
        133 |        235        2.35       92.06
        218 |         69        0.69       92.75
        242 |        213        2.13       94.88
        254 |        144        1.44       96.32
        358 |        366        3.66       99.98
        365 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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