Frequencies for first 10,000 rows of rx6cat2 variable in nhamcsed2013 dataset :

   For RX6, |
MULTUM drug |
category #2 |
     - most |
   detailed |
 level (can |
  be either |
 Level 1,2  |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,853       98.53       98.53
        012 |          6        0.06       98.59
        015 |          8        0.08       98.67
        053 |          2        0.02       98.69
        106 |          1        0.01       98.70
        117 |          2        0.02       98.72
        123 |         19        0.19       98.91
        124 |          1        0.01       98.92
        129 |         33        0.33       99.25
        146 |          1        0.01       99.26
        180 |          1        0.01       99.27
        185 |          1        0.01       99.28
        196 |         11        0.11       99.39
        198 |         25        0.25       99.64
        203 |          5        0.05       99.69
        210 |          3        0.03       99.72
        211 |         10        0.10       99.82
        266 |          1        0.01       99.83
        303 |          1        0.01       99.84
        377 |          1        0.01       99.85
        385 |          8        0.08       99.93
        387 |          1        0.01       99.94
        388 |          4        0.04       99.98
        389 |          1        0.01       99.99
        427 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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