Frequencies for first 10,000 rows of pct017a048 variable in sf12000860us33 dataset :

Noninstitut |
  ionalized |
population: |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,292       82.92       82.92
          1 |        474        4.74       87.66
          2 |        298        2.98       90.64
          3 |        212        2.12       92.76
          4 |        134        1.34       94.10
          5 |        116        1.16       95.26
          6 |         82        0.82       96.08
          7 |         54        0.54       96.62
          8 |         34        0.34       96.96
          9 |         39        0.39       97.35
         10 |         42        0.42       97.77
         11 |         27        0.27       98.04
         12 |         27        0.27       98.31
         13 |         20        0.20       98.51
         14 |         15        0.15       98.66
         15 |         12        0.12       98.78
         16 |         12        0.12       98.90
         17 |         16        0.16       99.06
         18 |         13        0.13       99.19
         19 |          6        0.06       99.25
         20 |         11        0.11       99.36
         21 |          7        0.07       99.43
         22 |          8        0.08       99.51
         23 |          2        0.02       99.53
         24 |          3        0.03       99.56
         25 |          6        0.06       99.62
         26 |          1        0.01       99.63
         27 |          5        0.05       99.68
         28 |          1        0.01       99.69
         30 |          1        0.01       99.70
         31 |          1        0.01       99.71
         32 |          4        0.04       99.75
         33 |          3        0.03       99.78
         34 |          1        0.01       99.79
         35 |          1        0.01       99.80
         36 |          3        0.03       99.83
         37 |          1        0.01       99.84
         38 |          1        0.01       99.85
         40 |          1        0.01       99.86
         41 |          1        0.01       99.87
         43 |          1        0.01       99.88
         45 |          1        0.01       99.89
         47 |          1        0.01       99.90
         48 |          1        0.01       99.91
         50 |          1        0.01       99.92
         54 |          1        0.01       99.93
         72 |          1        0.01       99.94
         79 |          1        0.01       99.95
         91 |          1        0.01       99.96
         92 |          1        0.01       99.97
        121 |          1        0.01       99.98
        156 |          1        0.01       99.99
        190 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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