Frequencies for first 10,000 rows of prov4290 variable in posclia2006 dataset :

  number of |
  directors |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,575       65.75       65.75
          1 |      3,356       33.56       99.31
          2 |         43        0.43       99.74
          3 |         16        0.16       99.90
          4 |          5        0.05       99.95
          5 |          2        0.02       99.97
         11 |          2        0.02       99.99
         17 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016