Frequencies for first 10,000 rows of rx1v2c3 variable in nhamcsed2012 dataset :

   For RX1, |
 level 2 of |
MULTUM drug |
category #3 |
(intermedia |
  te level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,774       97.74       97.74
        064 |        102        1.02       98.76
        065 |        107        1.07       99.83
        265 |          4        0.04       99.87
        430 |          3        0.03       99.90
        433 |         10        0.10      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 7 Nov 2016