Frequencies for first 10,000 rows of rx10cat3 variable in nhamcsed2012 dataset :

  For RX10, |
MULTUM drug |
category #3 |
     - most |
   detailed |
 level (can |
  be either |
  Level 1,2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,995       99.95       99.95
        203 |          3        0.03       99.98
        374 |          1        0.01       99.99
        433 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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