Frequencies for first 10,000 rows of pct012n005 variable in sf12000860us29 dataset :

    2 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,635       86.35       86.35
          1 |        909        9.09       95.44
          2 |        225        2.25       97.69
          3 |        112        1.12       98.81
          4 |         45        0.45       99.26
          5 |         26        0.26       99.52
          6 |         13        0.13       99.65
          7 |          3        0.03       99.68
          8 |          5        0.05       99.73
          9 |          7        0.07       99.80
         10 |          1        0.01       99.81
         11 |          2        0.02       99.83
         12 |          2        0.02       99.85
         13 |          1        0.01       99.86
         14 |          4        0.04       99.90
         16 |          1        0.01       99.91
         17 |          1        0.01       99.92
         18 |          2        0.02       99.94
         19 |          1        0.01       99.95
         22 |          1        0.01       99.96
         31 |          1        0.01       99.97
         37 |          1        0.01       99.98
         50 |          1        0.01       99.99
         66 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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