Frequencies for windowac variable in fmli132 dataset :

   windowac |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      5,501       81.35       81.35
         06 |      1,261       18.65      100.00
------------+-----------------------------------
      Total |      6,762      100.00

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