Frequencies for first 10,000 rows of pct017g035 variable in sf12000860us35 dataset :

Noninstitut |
  ionalized |
population: |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,861       98.61       98.61
          1 |        105        1.05       99.66
          2 |         22        0.22       99.88
          3 |          4        0.04       99.92
          4 |          3        0.03       99.95
          9 |          1        0.01       99.96
         25 |          1        0.01       99.97
         34 |          1        0.01       99.98
         39 |          1        0.01       99.99
         47 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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