Frequencies for first 10,000 rows of pct012c109 variable in sf12010860us22 dataset :

    2 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,457       84.57       84.57
          1 |        960        9.60       94.17
          2 |        278        2.78       96.95
          3 |        120        1.20       98.15
          4 |         68        0.68       98.83
          5 |         33        0.33       99.16
          6 |         20        0.20       99.36
          7 |         18        0.18       99.54
          8 |          9        0.09       99.63
          9 |          5        0.05       99.68
         10 |          4        0.04       99.72
         11 |          2        0.02       99.74
         12 |          2        0.02       99.76
         13 |          2        0.02       99.78
         14 |          3        0.03       99.81
         15 |          4        0.04       99.85
         16 |          2        0.02       99.87
         17 |          2        0.02       99.89
         20 |          1        0.01       99.90
         23 |          1        0.01       99.91
         30 |          1        0.01       99.92
         32 |          2        0.02       99.94
         41 |          1        0.01       99.95
         53 |          1        0.01       99.96
         57 |          1        0.01       99.97
         74 |          1        0.01       99.98
         77 |          1        0.01       99.99
         79 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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