Frequencies for first 10,000 rows of rx8v3c2 variable in nhamcsed2011 dataset :

   For RX8, |
 level 3 of |
MULTUM drug |
category #2 |
  (detailed |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,980       99.80       99.80
        174 |          1        0.01       99.81
        196 |          3        0.03       99.84
        198 |          3        0.03       99.87
        203 |          6        0.06       99.93
        211 |          4        0.04       99.97
        297 |          1        0.01       99.98
        385 |          1        0.01       99.99
        388 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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