Frequencies for first 10,000 rows of pct012e172 variable in sf12010860us24 dataset :

   65 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,907       99.07       99.07
          1 |         89        0.89       99.96
          2 |          3        0.03       99.99
          3 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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