Frequencies for first 10,000 rows of dtotord variable in natl1997 dataset :

     Detail |
Total Birth |
      Order |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      3,715       37.15       37.15
          2 |      3,169       31.69       68.84
          3 |      1,745       17.45       86.29
          4 |        810        8.10       94.39
          5 |        301        3.01       97.40
          6 |        145        1.45       98.85
          7 |         66        0.66       99.51
          8 |         21        0.21       99.72
          9 |         12        0.12       99.84
         10 |          6        0.06       99.90
         11 |          5        0.05       99.95
         14 |          1        0.01       99.96
         99 |          4        0.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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