Frequencies for first 10,000 rows of rx18v1c1 variable in namcs2015 dataset :

  For RX18, |
 level 1 of |
MULTUM drug |
category #1 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,905       99.05       99.05
        001 |          5        0.05       99.10
        040 |         11        0.11       99.21
        057 |         18        0.18       99.39
        081 |          1        0.01       99.40
        087 |         12        0.12       99.52
        097 |          3        0.03       99.55
        105 |          1        0.01       99.56
        113 |          3        0.03       99.59
        115 |         10        0.10       99.69
        122 |         11        0.11       99.80
        133 |          3        0.03       99.83
        218 |          4        0.04       99.87
        242 |          4        0.04       99.91
        358 |          9        0.09      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 25 Oct 2017