Frequencies for first 10,000 rows of meduc variable in natl2013 dataset :

   Mother's |
  Education |
        RFP |
571=f_meduc |
          R |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         91        0.91        0.91
          2 |      1,063       10.63       11.54
          3 |      2,785       27.85       39.39
          4 |      2,808       28.08       67.47
          5 |        783        7.83       75.30
          6 |      1,583       15.83       91.13
          7 |        585        5.85       96.98
          8 |        156        1.56       98.54
          9 |        146        1.46      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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