Frequencies for first 10,000 rows of prov0550 variable in pos2003 dataset :

       free |
   standing |
  indicator |
      (asc) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,151       91.51       91.51
          Y |        849        8.49      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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