Frequencies for first 10,000 rows of ethun variable in namcs2007 dataset :

     patient ethnicity |
           (unimputed) |      Freq.     Percent        Cum.
-----------------------+-----------------------------------
                 blank |      3,489       34.89       34.89
    hispanic or latino |        825        8.25       43.14
not hispanic or latino |      5,686       56.86      100.00
-----------------------+-----------------------------------
                 Total |     10,000      100.00

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