Frequencies for first 10,000 rows of prov4210 variable in posclia2000 dataset :

   prov4210 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,766       97.66       97.66
          X |        234        2.34      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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