Frequencies for first 10,000 rows of race variable in namcs1996 dataset :

                patient race |      Freq.     Percent        Cum.
-----------------------------+-----------------------------------
                       White |      8,511       85.11       85.11
                       Black |      1,129       11.29       96.40
      Asian/Pacific Islander |        315        3.15       99.55
American Indian/Eskimo/Aleut |         45        0.45      100.00
-----------------------------+-----------------------------------
                       Total |     10,000      100.00

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