Frequencies for swimpool variable in fmli011 dataset :

   swimpool |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      6,843       88.73       88.73
         01 |        869       11.27      100.00
------------+-----------------------------------
      Total |      7,712      100.00

by Jean Roth , jroth@nber.org , 17 Mar 2016