Frequencies for first 10,000 rows of pct012o189 variable in sf12010860us34 dataset :

   82 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,149       91.49       91.49
          1 |        677        6.77       98.26
          2 |        127        1.27       99.53
          3 |         34        0.34       99.87
          4 |          9        0.09       99.96
          5 |          3        0.03       99.99
          8 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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