Frequencies for first 10,000 rows of pct0010003 variable in sf12010880us15 dataset :

     Apache |
  (A09-A23) |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,095       90.95       90.95
          1 |        599        5.99       96.94
          2 |        165        1.65       98.59
          3 |         76        0.76       99.35
          4 |         29        0.29       99.64
          5 |         19        0.19       99.83
          6 |          7        0.07       99.90
          7 |          5        0.05       99.95
          8 |          1        0.01       99.96
          9 |          3        0.03       99.99
         12 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 8 May 2017