Frequencies for first 10,000 rows of dlivord variable in natl1973 dataset :

Detail Live |
birth order |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      4,356       43.56       43.56
          2 |      2,738       27.38       70.94
          3 |      1,348       13.48       84.42
          4 |        624        6.24       90.66
          5 |        334        3.34       94.00
          6 |        208        2.08       96.08
          7 |        104        1.04       97.12
          8 |         82        0.82       97.94
          9 |         64        0.64       98.58
         10 |         33        0.33       98.91
         11 |         14        0.14       99.05
         12 |         18        0.18       99.23
         13 |         12        0.12       99.35
         14 |          6        0.06       99.41
         15 |          4        0.04       99.45
         16 |          4        0.04       99.49
         17 |          1        0.01       99.50
         99 |         50        0.50      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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