Frequencies for first 10,000 rows of totord9 variable in natl1983 dataset :

Total birth |
      order |
     recode |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      3,757       37.57       37.57
          2 |      3,030       30.30       67.87
          3 |      1,718       17.18       85.05
          4 |        800        8.00       93.05
          5 |        358        3.58       96.63
          6 |        154        1.54       98.17
          7 |         84        0.84       99.01
          8 |         97        0.97       99.98
          9 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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