Frequencies for first 10,000 rows of rx1v3c2 variable in nhamcsed2011 dataset :

   For RX1, |
 level 3 of |
MULTUM drug |
category #2 |
  (detailed |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,395       93.95       93.95
        102 |          4        0.04       93.99
        140 |          2        0.02       94.01
        180 |         19        0.19       94.20
        186 |          1        0.01       94.21
        196 |         37        0.37       94.58
        198 |        138        1.38       95.96
        203 |         64        0.64       96.60
        209 |          1        0.01       96.61
        210 |         14        0.14       96.75
        211 |        140        1.40       98.15
        239 |         31        0.31       98.46
        268 |          6        0.06       98.52
        292 |         10        0.10       98.62
        297 |          1        0.01       98.63
        385 |        100        1.00       99.63
        386 |          1        0.01       99.64
        388 |         15        0.15       99.79
        389 |         11        0.11       99.90
        395 |          2        0.02       99.92
        407 |          7        0.07       99.99
        444 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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