Frequencies for first 10,000 rows of rx6v3c2 variable in namcs2011 dataset :

   For RX6, |
 level 3 of |
MULTUM drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,864       98.64       98.64
        174 |          5        0.05       98.69
        180 |          3        0.03       98.72
        186 |          1        0.01       98.73
        196 |          1        0.01       98.74
        197 |          2        0.02       98.76
        198 |          9        0.09       98.85
        203 |         15        0.15       99.00
        211 |         61        0.61       99.61
        239 |          1        0.01       99.62
        268 |          1        0.01       99.63
        279 |          2        0.02       99.65
        292 |          2        0.02       99.67
        301 |          1        0.01       99.68
        385 |          8        0.08       99.76
        386 |          1        0.01       99.77
        387 |          1        0.01       99.78
        388 |          9        0.09       99.87
        389 |         13        0.13      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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