Frequencies for first 10,000 rows of race variable in nhamcsed2004 dataset :

                      patient race |      Freq.     Percent        Cum.
-----------------------------------+-----------------------------------
                        white only |      7,083       70.83       70.83
       black/african american only |      2,453       24.53       95.36
                        asian only |        300        3.00       98.36
  native hawaiian/oth pac isl only |         60        0.60       98.96
american indian/alaska native only |         51        0.51       99.47
       more than one race reported |         53        0.53      100.00
-----------------------------------+-----------------------------------
                             Total |     10,000      100.00

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