Frequencies for first 10,000 rows of racer variable in namcs1996 dataset :

    patient |
       race |
    recode: |
     white, |
     black, |
      other |      Freq.     Percent        Cum.
------------+-----------------------------------
      White |      8,511       85.11       85.11
      Black |      1,129       11.29       96.40
      Other |        360        3.60      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016