Frequencies for first 10,000 rows of rx4v2c2 variable in nhamcsed2012 dataset :

   For RX4, |
 level 2 of |
MULTUM drug |
category #2 |
(intermedia |
  te level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,701       97.01       97.01
        005 |          3        0.03       97.04
        012 |          6        0.06       97.10
        015 |         10        0.10       97.20
        023 |          1        0.01       97.21
        046 |         25        0.25       97.46
        053 |         12        0.12       97.58
        054 |          2        0.02       97.60
        064 |         11        0.11       97.71
        065 |         50        0.50       98.21
        083 |         24        0.24       98.45
        095 |          1        0.01       98.46
        106 |          1        0.01       98.47
        107 |          1        0.01       98.48
        117 |          9        0.09       98.57
        123 |         26        0.26       98.83
        124 |          5        0.05       98.88
        125 |          7        0.07       98.95
        129 |         89        0.89       99.84
        130 |          3        0.03       99.87
        136 |          4        0.04       99.91
        146 |          1        0.01       99.92
        249 |          1        0.01       99.93
        251 |          2        0.02       99.95
        320 |          1        0.01       99.96
        427 |          2        0.02       99.98
        460 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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