Frequencies for first 10,000 rows of ormoth variable in natl1998 dataset :

   Hispanic |
  Origin of |
     Mother |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,804       98.04       98.04
          1 |        127        1.27       99.31
          2 |          9        0.09       99.40
          3 |          2        0.02       99.42
          4 |         25        0.25       99.67
          5 |         33        0.33      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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