Frequencies for first 10,000 rows of ethnic variable in nhamcsed2000 dataset :

     patient ethnicity |      Freq.     Percent        Cum.
-----------------------+-----------------------------------
    Hispanic or Latino |      1,545       15.45       15.45
Not Hispanic or Latino |      6,769       67.69       83.14
                 Blank |      1,686       16.86      100.00
-----------------------+-----------------------------------
                 Total |     10,000      100.00

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