Frequencies for first 10,000 rows of prov0010 variable in pos2006 dataset :

accreditati |
         on |
  indicator |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      6,008       60.08       60.08
          0 |      2,741       27.41       87.49
          1 |      1,090       10.90       98.39
          2 |        142        1.42       99.81
          3 |          9        0.09       99.90
          4 |         10        0.10      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016