Frequencies for first 10,000 rows of pct0030050 variable in sf12010860us15 dataset :

      (300, |
A01-Z99) or |
  (400-999) |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,468       94.68       94.68
          1 |        320        3.20       97.88
          2 |        106        1.06       98.94
          3 |         65        0.65       99.59
          4 |         26        0.26       99.85
          5 |          9        0.09       99.94
          6 |          2        0.02       99.96
          7 |          4        0.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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