Frequencies for first 10,000 rows of rx6cat2 variable in nhamcsed2015 dataset :

   For RX6, |
MULTUM drug |
category #2 |
     - most |
   detailed |
 level (can |
  be either |
 Level 1,2  |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,825       98.25       98.25
        012 |          5        0.05       98.30
        015 |          4        0.04       98.34
        053 |          4        0.04       98.38
        102 |          1        0.01       98.39
        106 |          1        0.01       98.40
        117 |         10        0.10       98.50
        123 |         15        0.15       98.65
        124 |          2        0.02       98.67
        129 |         51        0.51       99.18
        146 |          1        0.01       99.19
        180 |          4        0.04       99.23
        196 |          6        0.06       99.29
        198 |         15        0.15       99.44
        203 |          8        0.08       99.52
        210 |          2        0.02       99.54
        211 |         14        0.14       99.68
        239 |          3        0.03       99.71
        268 |          2        0.02       99.73
        301 |          1        0.01       99.74
        320 |          2        0.02       99.76
        340 |          2        0.02       99.78
        363 |          1        0.01       99.79
        385 |         15        0.15       99.94
        388 |          1        0.01       99.95
        389 |          2        0.02       99.97
        423 |          2        0.02       99.99
        433 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 20 Nov 2017