Frequencies for first 10,000 rows of pct017042 variable in sf12000860us15 dataset :

Correctiona |
          l |
institution |
          s |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,872       98.72       98.72
          1 |         51        0.51       99.23
          2 |         34        0.34       99.57
          3 |         14        0.14       99.71
          4 |          5        0.05       99.76
          5 |          7        0.07       99.83
          6 |          1        0.01       99.84
          7 |          2        0.02       99.86
          8 |          3        0.03       99.89
          9 |          1        0.01       99.90
         10 |          1        0.01       99.91
         13 |          1        0.01       99.92
         18 |          1        0.01       99.93
         20 |          1        0.01       99.94
         22 |          2        0.02       99.96
         25 |          2        0.02       99.98
         64 |          1        0.01       99.99
         93 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2017