Frequencies for first 10,000 rows of linedad variable in morg10 dataset :

Line number |
  of father |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        623        6.23        6.23
          2 |        600        6.00       12.23
          3 |        114        1.14       13.37
          4 |         38        0.38       13.75
          5 |         19        0.19       13.94
          6 |         14        0.14       14.08
          7 |         10        0.10       14.18
          8 |          2        0.02       14.20
         11 |          3        0.03       14.23
         12 |          6        0.06       14.29
          . |      8,571       85.71      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 15 Mar 2017