Frequencies for cntralac variable in fmli132 dataset :

   cntralac |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      2,795       41.33       41.33
         05 |      3,967       58.67      100.00
------------+-----------------------------------
      Total |      6,762      100.00

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