Frequencies for first 10,000 rows of pct0020006 variable in sf12010860us15 dataset :

    & (300, |
   A01-Z99) |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,110       91.10       91.10
          1 |        542        5.42       96.52
          2 |        170        1.70       98.22
          3 |         66        0.66       98.88
          4 |         45        0.45       99.33
          5 |         30        0.30       99.63
          6 |         14        0.14       99.77
          7 |          8        0.08       99.85
          8 |          5        0.05       99.90
          9 |          6        0.06       99.96
         10 |          1        0.01       99.97
         11 |          1        0.01       99.98
         12 |          1        0.01       99.99
         14 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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