Frequencies for first 10,000 rows of pct020f005 variable in sf12010860us38 dataset :

    Federal |
    prisons |
      (102) |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,972       99.72       99.72
          3 |          1        0.01       99.73
          6 |          2        0.02       99.75
         10 |          1        0.01       99.76
         13 |          1        0.01       99.77
         15 |          1        0.01       99.78
         26 |          1        0.01       99.79
         33 |          1        0.01       99.80
         87 |          1        0.01       99.81
         93 |          1        0.01       99.82
         97 |          1        0.01       99.83
        110 |          1        0.01       99.84
        115 |          1        0.01       99.85
        121 |          2        0.02       99.87
        141 |          1        0.01       99.88
        150 |          1        0.01       99.89
        155 |          1        0.01       99.90
        162 |          1        0.01       99.91
        176 |          1        0.01       99.92
        202 |          2        0.02       99.94
        213 |          1        0.01       99.95
        249 |          1        0.01       99.96
        250 |          1        0.01       99.97
        281 |          1        0.01       99.98
        287 |          1        0.01       99.99
        339 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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