Frequencies for first 10,000 rows of pct012k117 variable in sf12010860us30 dataset :

   10 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,887       88.87       88.87
          1 |        786        7.86       96.73
          2 |        194        1.94       98.67
          3 |         68        0.68       99.35
          4 |         19        0.19       99.54
          5 |         13        0.13       99.67
          6 |          4        0.04       99.71
          7 |          5        0.05       99.76
          8 |          5        0.05       99.81
          9 |          4        0.04       99.85
         11 |          1        0.01       99.86
         12 |          1        0.01       99.87
         15 |          2        0.02       99.89
         18 |          1        0.01       99.90
         25 |          2        0.02       99.92
         31 |          1        0.01       99.93
         44 |          1        0.01       99.94
         47 |          1        0.01       99.95
         50 |          1        0.01       99.96
         60 |          1        0.01       99.97
         71 |          1        0.01       99.98
         83 |          1        0.01       99.99
         99 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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