Frequencies for first 10,000 rows of prov4190 variable in posclia2000 dataset :

   prov4190 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,233       82.33       82.33
          N |      1,543       15.43       97.76
          Y |        224        2.24      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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