Frequencies for first 10,000 rows of race variable in nhamcsed2003 dataset :

                      patient race |      Freq.     Percent        Cum.
-----------------------------------+-----------------------------------
                        white only |      7,195       71.95       71.95
       black/african american only |      2,337       23.37       95.32
                        asian only |        263        2.63       97.95
  native hawaiian/oth pac isl only |         83        0.83       98.78
american indian/alaska native only |        111        1.11       99.89
       more than one race reported |         11        0.11      100.00
-----------------------------------+-----------------------------------
                             Total |     10,000      100.00

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