Frequencies for first 10,000 rows of livord9 variable in natl1990 dataset :

 Live Birth |
      Order |
     Recode |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      4,318       43.18       43.18
          2 |      3,359       33.59       76.77
          3 |      1,490       14.90       91.67
          4 |        528        5.28       96.95
          5 |        144        1.44       98.39
          6 |         67        0.67       99.06
          7 |         29        0.29       99.35
          8 |         22        0.22       99.57
          9 |         43        0.43      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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