Frequencies for first 10,000 rows of rx11v1c2 variable in namcs2014 dataset :

  For RX11, |
 level 1 of |
MULTUM drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,907       99.07       99.07
        001 |          2        0.02       99.09
        040 |         16        0.16       99.25
        057 |         11        0.11       99.36
        081 |         31        0.31       99.67
        097 |          6        0.06       99.73
        105 |          7        0.07       99.80
        115 |          4        0.04       99.84
        122 |          8        0.08       99.92
        242 |          1        0.01       99.93
        358 |          7        0.07      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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