Frequencies for first 10,000 rows of dtotord variable in natl1995 dataset :

     Detail |
Total Birth |
      Order |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      3,796       37.96       37.96
          2 |      3,127       31.27       69.23
          3 |      1,734       17.34       86.57
          4 |        734        7.34       93.91
          5 |        334        3.34       97.25
          6 |        156        1.56       98.81
          7 |         69        0.69       99.50
          8 |         23        0.23       99.73
          9 |         13        0.13       99.86
         10 |          3        0.03       99.89
         11 |          2        0.02       99.91
         12 |          2        0.02       99.93
         13 |          2        0.02       99.95
         15 |          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