Frequencies for first 10,000 rows of rx9v3c2 variable in namcs2014 dataset :

   For RX9, |
 level 3 of |
MULTUM drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,927       99.27       99.27
        174 |          6        0.06       99.33
        180 |          2        0.02       99.35
        186 |          1        0.01       99.36
        198 |          7        0.07       99.43
        203 |          5        0.05       99.48
        209 |          1        0.01       99.49
        210 |          2        0.02       99.51
        211 |         31        0.31       99.82
        239 |          2        0.02       99.84
        301 |          1        0.01       99.85
        385 |          3        0.03       99.88
        386 |          1        0.01       99.89
        387 |          1        0.01       99.90
        388 |          4        0.04       99.94
        389 |          2        0.02       99.96
        395 |          1        0.01       99.97
        444 |          1        0.01       99.98
        461 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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