Frequencies for first 10,000 rows of pct012n166 variable in sf12010880us33 dataset :

   59 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,525       95.25       95.25
          1 |        347        3.47       98.72
          2 |         64        0.64       99.36
          3 |         14        0.14       99.50
          4 |         20        0.20       99.70
          5 |         10        0.10       99.80
          6 |          6        0.06       99.86
          7 |          2        0.02       99.88
          8 |          4        0.04       99.92
         10 |          1        0.01       99.93
         12 |          1        0.01       99.94
         14 |          1        0.01       99.95
         15 |          1        0.01       99.96
         16 |          2        0.02       99.98
         24 |          1        0.01       99.99
         28 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 8 May 2017