Frequencies for first 10,000 rows of race variable in namcs2000 dataset :

                        patient race |      Freq.     Percent        Cum.
-------------------------------------+-----------------------------------
                               White |      8,378       83.78       83.78
              Black/African American |      1,138       11.38       95.16
Asian or Native Hawaiian/Oth Pac Isl |        425        4.25       99.41
       American Indian/Alaska Native |         27        0.27       99.68
         More than one race reported |         32        0.32      100.00
-------------------------------------+-----------------------------------
                               Total |     10,000      100.00

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