Frequencies for first 10,000 rows of pct012g191 variable in sf12000860us22 dataset :

   84 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,089       90.89       90.89
          1 |        633        6.33       97.22
          2 |        154        1.54       98.76
          3 |         64        0.64       99.40
          4 |         28        0.28       99.68
          5 |         14        0.14       99.82
          6 |         10        0.10       99.92
          7 |          3        0.03       99.95
          9 |          3        0.03       99.98
         10 |          1        0.01       99.99
         13 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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