Frequencies for first 10,000 rows of racereth variable in nhamcsed2010 dataset : RACER and ETHNIC | combination | Freq. Percent Cum. -------------------+----------------------------------- non-hispanic white | 6,278 62.78 62.78 non-hispanic black | 2,016 20.16 82.94 hispanic | 1,343 13.43 96.37 non-hispanic other | 363 3.63 100.00 -------------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016