Frequencies for first 10,000 rows of ethun variable in namcs2009 dataset :

     patient ethnicity |
           (unimputed) |      Freq.     Percent        Cum.
-----------------------+-----------------------------------
                 blank |      2,512       25.12       25.12
    hispanic or latino |        903        9.03       34.15
not hispanic or latino |      6,585       65.85      100.00
-----------------------+-----------------------------------
                 Total |     10,000      100.00

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