Frequencies for first 10,000 rows of pct012c169 variable in sf12010860us22 dataset :

   62 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,729       87.29       87.29
          1 |        908        9.08       96.37
          2 |        202        2.02       98.39
          3 |         86        0.86       99.25
          4 |         35        0.35       99.60
          5 |         15        0.15       99.75
          6 |          6        0.06       99.81
          7 |          2        0.02       99.83
          8 |          5        0.05       99.88
          9 |          1        0.01       99.89
         10 |          1        0.01       99.90
         11 |          1        0.01       99.91
         17 |          1        0.01       99.92
         19 |          1        0.01       99.93
         29 |          1        0.01       99.94
         30 |          1        0.01       99.95
         33 |          1        0.01       99.96
         41 |          1        0.01       99.97
         49 |          1        0.01       99.98
         53 |          1        0.01       99.99
         59 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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