Frequencies for wind_wac variable in fmli132 dataset :

   wind_wac |      Freq.     Percent        Cum.
------------+-----------------------------------
          A |      5,492       81.22       81.22
          C |          9        0.13       81.35
          D |      1,261       18.65      100.00
------------+-----------------------------------
      Total |      6,762      100.00

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