Frequencies for first 10,000 rows of ethun variable in namcs2010 dataset :

     patient ethnicity |
           (unimputed) |      Freq.     Percent        Cum.
-----------------------+-----------------------------------
                 blank |      2,396       23.96       23.96
    hispanic or latino |        936        9.36       33.32
not hispanic or latino |      6,668       66.68      100.00
-----------------------+-----------------------------------
                 Total |     10,000      100.00

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