Frequencies for first 10,000 rows of mplbirr variable in natl1992 dataset :

   Place of |
   Birth of |
     Mother |
     Recode |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      9,754       97.54       97.54
          2 |        242        2.42       99.96
          3 |          4        0.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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