Frequencies for first 10,000 rows of pct0030014 variable in sf12010860us15 dataset :

  (400-999) |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,224       92.24       92.24
          1 |        443        4.43       96.67
          2 |        149        1.49       98.16
          3 |        105        1.05       99.21
          4 |         29        0.29       99.50
          5 |         26        0.26       99.76
          6 |          9        0.09       99.85
          7 |          9        0.09       99.94
          8 |          2        0.02       99.96
          9 |          2        0.02       99.98
         10 |          1        0.01       99.99
         12 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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