Frequencies for first 10,000 rows of rx4v2c2 variable in nhamcsed2013 dataset :

   For RX4, |
 level 2 of |
MULTUM drug |
category #2 |
(intermedia |
  te level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,573       95.73       95.73
        005 |          9        0.09       95.82
        012 |         13        0.13       95.95
        015 |         15        0.15       96.10
        046 |         36        0.36       96.46
        053 |         21        0.21       96.67
        064 |         18        0.18       96.85
        065 |         60        0.60       97.45
        083 |         17        0.17       97.62
        101 |          1        0.01       97.63
        117 |         17        0.17       97.80
        123 |         47        0.47       98.27
        124 |          7        0.07       98.34
        125 |          6        0.06       98.40
        129 |        145        1.45       99.85
        136 |          1        0.01       99.86
        151 |          4        0.04       99.90
        220 |          1        0.01       99.91
        251 |          5        0.05       99.96
        289 |          1        0.01       99.97
        427 |          2        0.02       99.99
        433 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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