Frequencies for first 10,000 rows of pct0030028 variable in sf12010860us15 dataset :

  (400-999) |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,658       96.58       96.58
          1 |        228        2.28       98.86
          2 |         64        0.64       99.50
          3 |         28        0.28       99.78
          4 |         13        0.13       99.91
          5 |          6        0.06       99.97
          6 |          2        0.02       99.99
          8 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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