Frequencies for first 10,000 rows of prov0550 variable in pos2010 dataset :

       FREE |
   STANDING |
  INDICATOR |
      (ASC) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,638       96.38       96.38
          Y |        362        3.62      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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