Frequencies for first 10,000 rows of pct012j097 variable in sf12000860us25 dataset :

   94 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,418       94.18       94.18
          1 |        417        4.17       98.35
          2 |         99        0.99       99.34
          3 |         27        0.27       99.61
          4 |         13        0.13       99.74
          5 |         12        0.12       99.86
          6 |          5        0.05       99.91
          7 |          3        0.03       99.94
          8 |          4        0.04       99.98
          9 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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