Frequencies for first 10,000 rows of pct012g083 variable in sf12010860us26 dataset :

   80 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,088       90.88       90.88
          1 |        698        6.98       97.86
          2 |        138        1.38       99.24
          3 |         39        0.39       99.63
          4 |         12        0.12       99.75
          5 |         12        0.12       99.87
          6 |          9        0.09       99.96
          7 |          2        0.02       99.98
          8 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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