Frequencies for whlfyrbx variable in fmli132 dataset :

   whlfyrbx |      Freq.     Percent        Cum.
------------+-----------------------------------
        250 |          3        0.04        0.04
        750 |          2        0.03        0.07
       1750 |          4        0.06        0.13
       6250 |          7        0.10        0.24
      22500 |          6        0.09        0.33
      35000 |         14        0.21        0.53
          . |      6,726       99.47      100.00
------------+-----------------------------------
      Total |      6,762      100.00

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