Frequencies for first 10,000 rows of dmar variable in natlterr1998 dataset :

    Marital |
  Status of |
     Mother |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      5,307       53.07       53.07
          2 |      3,295       32.95       86.02
          3 |      1,398       13.98      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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