Frequencies for first 10,000 rows of livord3 variable in natl1985 dataset :

 Live birth |
      order |
   Recode 3 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      4,464       44.64       44.64
          2 |      5,526       55.26       99.90
          3 |         10        0.10      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 3 Jan 2016