Frequencies for first 10,000 rows of dmeduc variable in natl2005 dataset :

   Mother's |
  Education |
        RFP |
647=f_med U |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          6        0.06        0.06
          2 |          1        0.01        0.07
          3 |          1        0.01        0.08
          4 |          4        0.04        0.12
          5 |          2        0.02        0.14
          6 |         19        0.19        0.33
          7 |         18        0.18        0.51
          8 |         92        0.92        1.43
          9 |        250        2.50        3.93
         10 |        416        4.16        8.09
         11 |        622        6.22       14.31
         12 |      4,124       41.24       55.55
         13 |      1,261       12.61       68.16
         14 |      1,016       10.16       78.32
         15 |        349        3.49       81.81
         16 |        929        9.29       91.10
         17 |        660        6.60       97.70
         99 |        230        2.30      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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