Frequencies for first 10,000 rows of rx6v3c2 variable in nhamcsed2011 dataset :

   For RX6, |
 level 3 of |
MULTUM drug |
category #2 |
  (detailed |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,956       99.56       99.56
        174 |          1        0.01       99.57
        180 |          4        0.04       99.61
        196 |          5        0.05       99.66
        198 |         11        0.11       99.77
        203 |          5        0.05       99.82
        211 |         10        0.10       99.92
        238 |          1        0.01       99.93
        292 |          1        0.01       99.94
        385 |          4        0.04       99.98
        388 |          1        0.01       99.99
        389 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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