Frequencies for first 10,000 rows of pct012m063 variable in sf12010860us32 dataset :

   60 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,898       98.98       98.98
          1 |         96        0.96       99.94
          2 |          6        0.06      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 Apr 2017