Frequencies for first 10,000 rows of rx6cat2 variable in nhamcsed2012 dataset :

   For RX6, |
MULTUM drug |
category #2 |
     - most |
   detailed |
 level (can |
  be either |
 Level 1,2  |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,881       98.81       98.81
        012 |          4        0.04       98.85
        015 |          3        0.03       98.88
        053 |          7        0.07       98.95
        095 |          2        0.02       98.97
        106 |          1        0.01       98.98
        117 |          8        0.08       99.06
        123 |         10        0.10       99.16
        127 |          1        0.01       99.17
        129 |         32        0.32       99.49
        180 |          1        0.01       99.50
        192 |          1        0.01       99.51
        196 |          8        0.08       99.59
        198 |         12        0.12       99.71
        203 |          2        0.02       99.73
        209 |          1        0.01       99.74
        210 |          1        0.01       99.75
        211 |         10        0.10       99.85
        239 |          1        0.01       99.86
        268 |          1        0.01       99.87
        289 |          1        0.01       99.88
        320 |          1        0.01       99.89
        340 |          1        0.01       99.90
        385 |          7        0.07       99.97
        388 |          1        0.01       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