Frequencies for first 10,000 rows of livord3 variable in natl1988 dataset :

 Live birth |
      order |
   Recode 3 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      4,397       43.97       43.97
          2 |      5,592       55.92       99.89
          3 |         11        0.11      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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