Frequencies for first 10,000 rows of pct012n153 variable in sf12010860us33 dataset :

   46 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,082       90.82       90.82
          1 |        615        6.15       96.97
          2 |        145        1.45       98.42
          3 |         54        0.54       98.96
          4 |         34        0.34       99.30
          5 |         20        0.20       99.50
          6 |          7        0.07       99.57
          7 |          6        0.06       99.63
          8 |          6        0.06       99.69
          9 |          5        0.05       99.74
         10 |          3        0.03       99.77
         11 |          3        0.03       99.80
         12 |          3        0.03       99.83
         13 |          2        0.02       99.85
         15 |          3        0.03       99.88
         16 |          2        0.02       99.90
         17 |          1        0.01       99.91
         18 |          1        0.01       99.92
         19 |          1        0.01       99.93
         20 |          1        0.01       99.94
         22 |          2        0.02       99.96
         30 |          1        0.01       99.97
         38 |          1        0.01       99.98
         41 |          1        0.01       99.99
         47 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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