Frequencies for first 10,000 rows of meduc6 variable in natl1978 dataset :

  Education |
  of Mother |
   Recode 6 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        697        6.97        6.97
          2 |      2,911       29.11       36.08
          3 |      4,113       41.13       77.21
          4 |      1,360       13.60       90.81
          5 |        885        8.85       99.66
          6 |         34        0.34      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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