Frequencies for first 10,000 rows of race variable in namcs2002 dataset :

                      Patient race |      Freq.     Percent        Cum.
-----------------------------------+-----------------------------------
                        White Only |      8,744       87.44       87.44
       Black/African American only |        906        9.06       96.50
                        Asian only |        265        2.65       99.15
  Native Hawaiian/Oth Pac Isl only |         35        0.35       99.50
American Indian/Alaska Native only |         27        0.27       99.77
       More than one race reported |         23        0.23      100.00
-----------------------------------+-----------------------------------
                             Total |     10,000      100.00

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