Frequencies for first 10,000 rows of dlivord variable in natl1975 dataset :

Detail Live |
birth order |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      4,374       43.74       43.74
          2 |      3,149       31.49       75.23
          3 |      1,264       12.64       87.87
          4 |        547        5.47       93.34
          5 |        260        2.60       95.94
          6 |        139        1.39       97.33
          7 |         90        0.90       98.23
          8 |         53        0.53       98.76
          9 |         29        0.29       99.05
         10 |         28        0.28       99.33
         11 |         18        0.18       99.51
         12 |         12        0.12       99.63
         13 |          7        0.07       99.70
         14 |          5        0.05       99.75
         15 |          2        0.02       99.77
         16 |          1        0.01       99.78
         99 |         22        0.22      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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