Frequencies for first 10,000 rows of pct017c028 variable in sf12000860us34 dataset :

Institution |
     alized |
population: |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,829       98.29       98.29
          1 |        133        1.33       99.62
          2 |         20        0.20       99.82
          3 |          9        0.09       99.91
          4 |          1        0.01       99.92
          5 |          3        0.03       99.95
          6 |          1        0.01       99.96
          9 |          1        0.01       99.97
         11 |          1        0.01       99.98
         15 |          1        0.01       99.99
         18 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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