Frequencies for first 10,000 rows of pct012k006 variable in sf12010860us30 dataset :

    3 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,997       89.97       89.97
          1 |        709        7.09       97.06
          2 |        179        1.79       98.85
          3 |         45        0.45       99.30
          4 |         26        0.26       99.56
          5 |         10        0.10       99.66
          6 |         10        0.10       99.76
          7 |          3        0.03       99.79
          8 |          2        0.02       99.81
          9 |          1        0.01       99.82
         10 |          1        0.01       99.83
         11 |          1        0.01       99.84
         12 |          1        0.01       99.85
         14 |          3        0.03       99.88
         19 |          1        0.01       99.89
         23 |          1        0.01       99.90
         27 |          2        0.02       99.92
         28 |          1        0.01       99.93
         30 |          1        0.01       99.94
         37 |          1        0.01       99.95
         54 |          1        0.01       99.96
         56 |          1        0.01       99.97
         58 |          1        0.01       99.98
         70 |          1        0.01       99.99
         97 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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