Frequencies for first 10,000 rows of pct012n118 variable in sf12000860us29 dataset :

   11 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,823       88.23       88.23
          1 |        794        7.94       96.17
          2 |        226        2.26       98.43
          3 |         70        0.70       99.13
          4 |         30        0.30       99.43
          5 |         18        0.18       99.61
          6 |          9        0.09       99.70
          7 |          8        0.08       99.78
          8 |          3        0.03       99.81
          9 |          5        0.05       99.86
         10 |          1        0.01       99.87
         11 |          1        0.01       99.88
         12 |          1        0.01       99.89
         14 |          3        0.03       99.92
         16 |          1        0.01       99.93
         20 |          1        0.01       99.94
         24 |          2        0.02       99.96
         29 |          1        0.01       99.97
         34 |          1        0.01       99.98
         39 |          1        0.01       99.99
         51 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2017