Frequencies for first 10,000 rows of rx1v2c3 variable in nhamcsed2011 dataset :

   For RX1, |
 level 2 of |
MULTUM drug |
category #3 |
(intermedia |
  te level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,738       97.38       97.38
        064 |        111        1.11       98.49
        065 |        119        1.19       99.68
        101 |          4        0.04       99.72
        265 |          3        0.03       99.75
        270 |          2        0.02       99.77
        430 |          2        0.02       99.79
        433 |         21        0.21      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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