Frequencies for first 10,000 rows of dplural variable in natlterr1997 dataset :

  Plurality |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      9,832       98.32       98.32
          2 |        162        1.62       99.94
          3 |          3        0.03       99.97
          4 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015