Frequencies for first 10,000 rows of meduc6 variable in natl1976 dataset :

  Education |
  of Mother |
   Recode 6 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        831        8.31        8.31
          2 |      3,083       30.83       39.14
          3 |      4,018       40.18       79.32
          4 |      1,180       11.80       91.12
          5 |        812        8.12       99.24
          6 |         76        0.76      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 3 Jan 2016