Frequencies for first 10,000 rows of pct012g190 variable in sf12000860us22 dataset :

   83 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,036       90.36       90.36
          1 |        714        7.14       97.50
          2 |        148        1.48       98.98
          3 |         38        0.38       99.36
          4 |         26        0.26       99.62
          5 |         17        0.17       99.79
          6 |          6        0.06       99.85
          7 |          6        0.06       99.91
          8 |          4        0.04       99.95
          9 |          3        0.03       99.98
         10 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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