Frequencies for windowac variable in fmli011 dataset :

   windowac |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      6,058       78.55       78.55
         06 |      1,654       21.45      100.00
------------+-----------------------------------
      Total |      7,712      100.00

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