Frequencies for first 10,000 rows of dmeduc variable in natlterr2006 dataset :

   Mother's |
  Education |
        RFP |
  647=f_med |
          U |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          1        0.01        0.01
          3 |          9        0.09        0.10
          4 |         10        0.10        0.20
          5 |          6        0.06        0.26
          6 |         13        0.13        0.39
          7 |         23        0.23        0.62
          8 |        111        1.11        1.73
          9 |        192        1.92        3.65
         10 |        344        3.44        7.09
         11 |        517        5.17       12.26
         12 |      2,115       21.15       33.41
         13 |        189        1.89       35.30
         14 |        441        4.41       39.71
         15 |        103        1.03       40.74
         16 |        458        4.58       45.32
         17 |        118        1.18       46.50
         99 |      1,625       16.25       62.75
          . |      3,725       37.25      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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