Frequencies for first 10,000 rows of totord9 variable in natl1990 dataset :

Total Birth |
      Order |
     Recode |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      3,646       36.46       36.46
          2 |      3,191       31.91       68.37
          3 |      1,765       17.65       86.02
          4 |        799        7.99       94.01
          5 |        305        3.05       97.06
          6 |        125        1.25       98.31
          7 |         67        0.67       98.98
          8 |         51        0.51       99.49
          9 |         51        0.51      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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