Frequencies for first 10,000 rows of mage_repflg variable in natlterr2012 dataset :

   Reported |
     Age of |
Mother Flag |
        U;R |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      1,163       11.63       11.63
          . |      8,837       88.37      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 5 May 2016