Frequencies for first 10,000 rows of rx4v3c2 variable in namcs2012 dataset :

   For RX4, |
 level 3 of |
MULTUM drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,778       97.78       97.78
        102 |          3        0.03       97.81
        174 |          4        0.04       97.85
        180 |          5        0.05       97.90
        182 |          1        0.01       97.91
        186 |          4        0.04       97.95
        196 |          8        0.08       98.03
        198 |         20        0.20       98.23
        203 |         21        0.21       98.44
        209 |          1        0.01       98.45
        210 |          6        0.06       98.51
        211 |         79        0.79       99.30
        238 |          2        0.02       99.32
        239 |          3        0.03       99.35
        246 |          2        0.02       99.37
        268 |          1        0.01       99.38
        279 |          2        0.02       99.40
        292 |          4        0.04       99.44
        301 |          4        0.04       99.48
        351 |          1        0.01       99.49
        385 |         10        0.10       99.59
        386 |          5        0.05       99.64
        387 |          2        0.02       99.66
        388 |         15        0.15       99.81
        389 |         10        0.10       99.91
        407 |          1        0.01       99.92
        442 |          2        0.02       99.94
        445 |          2        0.02       99.96
        450 |          1        0.01       99.97
        461 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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