Frequencies for first 10,000 rows of pct012n118 variable in sf12010880us33 dataset :

   11 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,953       89.53       89.53
          1 |        677        6.77       96.30
          2 |        214        2.14       98.44
          3 |         67        0.67       99.11
          4 |         32        0.32       99.43
          5 |         14        0.14       99.57
          6 |         12        0.12       99.69
          7 |          7        0.07       99.76
          8 |          3        0.03       99.79
          9 |          5        0.05       99.84
         10 |          3        0.03       99.87
         11 |          2        0.02       99.89
         12 |          1        0.01       99.90
         13 |          1        0.01       99.91
         15 |          2        0.02       99.93
         20 |          3        0.03       99.96
         24 |          1        0.01       99.97
         30 |          1        0.01       99.98
         35 |          1        0.01       99.99
         57 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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