Frequencies for first 10,000 rows of dplural variable in natl1998 dataset :

  Plurality |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      9,673       96.73       96.73
          2 |        307        3.07       99.80
          3 |         18        0.18       99.98
          4 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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