Frequencies for first 10,000 rows of rx7v2c2 variable in nhamcsed2013 dataset :

   For RX7, |
 level 2 of |
MULTUM drug |
category #2 |
(intermedia |
  te level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,904       99.04       99.04
        005 |          4        0.04       99.08
        012 |          4        0.04       99.12
        015 |          5        0.05       99.17
        046 |         11        0.11       99.28
        064 |          2        0.02       99.30
        065 |         11        0.11       99.41
        083 |          7        0.07       99.48
        095 |          1        0.01       99.49
        101 |          1        0.01       99.50
        112 |          1        0.01       99.51
        117 |          4        0.04       99.55
        123 |          9        0.09       99.64
        124 |          2        0.02       99.66
        125 |          3        0.03       99.69
        129 |         22        0.22       99.91
        136 |          1        0.01       99.92
        146 |          1        0.01       99.93
        251 |          3        0.03       99.96
        320 |          1        0.01       99.97
        340 |          2        0.02       99.99
        363 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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