Frequencies for first 10,000 rows of rx13v1c2 variable in namcs2014 dataset :

  For RX13, |
 level 1 of |
MULTUM drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,951       99.51       99.51
        001 |          4        0.04       99.55
        040 |         10        0.10       99.65
        057 |          6        0.06       99.71
        081 |         10        0.10       99.81
        105 |          3        0.03       99.84
        115 |          5        0.05       99.89
        122 |          4        0.04       99.93
        133 |          1        0.01       99.94
        218 |          1        0.01       99.95
        242 |          1        0.01       99.96
        254 |          1        0.01       99.97
        358 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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