Frequencies for first 10,000 rows of pct012n059 variable in sf12010860us33 dataset :

   56 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,428       94.28       94.28
          1 |        406        4.06       98.34
          2 |         96        0.96       99.30
          3 |         25        0.25       99.55
          4 |         14        0.14       99.69
          5 |          9        0.09       99.78
          6 |          4        0.04       99.82
          7 |          3        0.03       99.85
          8 |          4        0.04       99.89
          9 |          1        0.01       99.90
         10 |          2        0.02       99.92
         11 |          2        0.02       99.94
         12 |          1        0.01       99.95
         16 |          1        0.01       99.96
         22 |          1        0.01       99.97
         28 |          1        0.01       99.98
         32 |          1        0.01       99.99
         36 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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