Frequencies for first 10,000 rows of meduc6 variable in natl1983 dataset :

  Education |
  of Mother |
   Recode 6 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        510        5.10        5.10
          2 |      2,507       25.07       30.17
          3 |      4,055       40.55       70.72
          4 |      1,754       17.54       88.26
          5 |      1,159       11.59       99.85
          6 |         15        0.15      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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