Frequencies for first 10,000 rows of ethnic variable in namcs1999 dataset :

     patient ethnicity |      Freq.     Percent        Cum.
-----------------------+-----------------------------------
    Hispanic or Latino |        835        8.35        8.35
Not Hispanic or Latino |      6,991       69.91       78.26
                 Blank |      2,174       21.74      100.00
-----------------------+-----------------------------------
                 Total |     10,000      100.00

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