Frequencies for mrace variable in linkco1995us_unl dataset :

    Race of |
   Mother - |
      Birth |
  Record or |
        for |
   Unlinked |
    Records |
    Race of |
   Decedent |
  from Deat |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        462       65.25       65.25
          2 |        218       30.79       96.05
          3 |         13        1.84       97.88
          4 |          2        0.28       98.16
          5 |          1        0.14       98.31
          7 |          4        0.56       98.87
         28 |          3        0.42       99.29
         68 |          4        0.56       99.86
         78 |          1        0.14      100.00
------------+-----------------------------------
      Total |        708      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015