Frequencies for first 10,000 rows of prov4195 variable in posclia2006 dataset :

 accredited |
   by jcaho |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,819       98.19       98.19
          X |        181        1.81      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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