Frequencies for first 10,000 rows of pct012j101 variable in sf12010860us29 dataset :

   98 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,764       97.64       97.64
          1 |        203        2.03       99.67
          2 |         24        0.24       99.91
          3 |          7        0.07       99.98
          4 |          1        0.01       99.99
          6 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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