Frequencies for first 10,000 rows of ormoth variable in natl1993 dataset :

   Hispanic |
  Origin of |
     Mother |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,924       99.24       99.24
          1 |         47        0.47       99.71
          2 |          7        0.07       99.78
          3 |          4        0.04       99.82
          4 |         13        0.13       99.95
          5 |          5        0.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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