Frequencies for first 10,000 rows of dtotord variable in natl1993 dataset :

     Detail |
Total Birth |
      Order |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      3,696       36.96       36.96
          2 |      3,144       31.44       68.40
          3 |      1,813       18.13       86.53
          4 |        776        7.76       94.29
          5 |        337        3.37       97.66
          6 |        134        1.34       99.00
          7 |         50        0.50       99.50
          8 |         25        0.25       99.75
          9 |         19        0.19       99.94
         10 |          3        0.03       99.97
         12 |          2        0.02       99.99
         13 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015