Frequencies for first 10,000 rows of dtotord variable in natlterr2002 dataset :

     Detail |
Total Birth |
      Order |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      3,942       39.42       39.42
          2 |      3,148       31.48       70.90
          3 |      1,633       16.33       87.23
          4 |        708        7.08       94.31
          5 |        315        3.15       97.46
          6 |        138        1.38       98.84
          7 |         65        0.65       99.49
          8 |         25        0.25       99.74
          9 |          8        0.08       99.82
         10 |          7        0.07       99.89
         11 |          4        0.04       99.93
         12 |          4        0.04       99.97
         13 |          1        0.01       99.98
         14 |          1        0.01       99.99
         99 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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