Frequencies for first 10,000 rows of livord9 variable in natl1971 dataset :

 Live birth |
      order |
   Recode 9 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      4,005       40.05       40.05
          2 |      2,686       26.86       66.91
          3 |      1,469       14.69       81.60
          4 |        717        7.17       88.77
          5 |        407        4.07       92.84
          6 |        242        2.42       95.26
          7 |        142        1.42       96.68
          8 |        288        2.88       99.56
          9 |         44        0.44      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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