Frequencies for first 10,000 rows of mager9 variable in natl2016 dataset :

   Mother's |
 Age Recode |
  9 1 Under |
   15 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          7        0.07        0.07
          2 |        531        5.31        5.38
          3 |      2,304       23.04       28.42
          4 |      3,154       31.54       59.96
          5 |      2,626       26.26       86.22
          6 |      1,161       11.61       97.83
          7 |        201        2.01       99.84
          8 |         14        0.14       99.98
          9 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 4 Oct 2017