Frequencies for first 10,000 rows of pct012o193 variable in sf12000860us30 dataset :

   86 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,366       93.66       93.66
          1 |        500        5.00       98.66
          2 |         92        0.92       99.58
          3 |         23        0.23       99.81
          4 |         13        0.13       99.94
          5 |          6        0.06      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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