Frequencies for first 10,000 rows of pct012c065 variable in sf12010860us22 dataset :

   62 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,718       87.18       87.18
          1 |        948        9.48       96.66
          2 |        217        2.17       98.83
          3 |         66        0.66       99.49
          4 |         20        0.20       99.69
          5 |         14        0.14       99.83
          6 |          1        0.01       99.84
          7 |          1        0.01       99.85
          9 |          1        0.01       99.86
         10 |          2        0.02       99.88
         12 |          1        0.01       99.89
         13 |          2        0.02       99.91
         14 |          1        0.01       99.92
         23 |          1        0.01       99.93
         27 |          1        0.01       99.94
         28 |          1        0.01       99.95
         36 |          1        0.01       99.96
         38 |          1        0.01       99.97
         43 |          1        0.01       99.98
         52 |          1        0.01       99.99
         55 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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