Frequencies for first 10,000 rows of rx3v3c2 variable in nhamcsopd2011 dataset :

   For RX3, |
 level 3 of |
MULTUM drug |
category #2 |
  (detailed |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,705       97.05       97.05
        102 |          3        0.03       97.08
        174 |          4        0.04       97.12
        180 |          5        0.05       97.17
        185 |          4        0.04       97.21
        186 |          2        0.02       97.23
        196 |          3        0.03       97.26
        198 |         44        0.44       97.70
        201 |          3        0.03       97.73
        203 |         43        0.43       98.16
        209 |          4        0.04       98.20
        210 |         12        0.12       98.32
        211 |         85        0.85       99.17
        238 |          2        0.02       99.19
        239 |          7        0.07       99.26
        268 |          1        0.01       99.27
        276 |          2        0.02       99.29
        279 |          1        0.01       99.30
        292 |          3        0.03       99.33
        301 |         12        0.12       99.45
        317 |          1        0.01       99.46
        385 |         17        0.17       99.63
        386 |          8        0.08       99.71
        387 |          1        0.01       99.72
        388 |         11        0.11       99.83
        389 |         10        0.10       99.93
        407 |          2        0.02       99.95
        442 |          4        0.04       99.99
        445 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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