Frequencies for first 10,000 rows of rx8cat2 variable in nhamcsed2013 dataset :

   For RX8, |
MULTUM drug |
category #2 |
     - most |
   detailed |
 level (can |
  be either |
 Level 1,2  |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,962       99.62       99.62
        012 |          2        0.02       99.64
        053 |          1        0.01       99.65
        095 |          1        0.01       99.66
        123 |          3        0.03       99.69
        129 |         12        0.12       99.81
        196 |          5        0.05       99.86
        198 |          3        0.03       99.89
        203 |          1        0.01       99.90
        210 |          1        0.01       99.91
        211 |          1        0.01       99.92
        340 |          1        0.01       99.93
        385 |          3        0.03       99.96
        386 |          1        0.01       99.97
        389 |          1        0.01       99.98
        433 |          1        0.01       99.99
        460 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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