Frequencies for first 10,000 rows of imp_plur variable in natl2017 dataset :

  Plurality |
    Imputed |
      Blank |
  Plurality |
 is imputed |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          1        0.01        0.01
          . |      9,999       99.99      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 19 Sep 2018