Frequencies for coll_xpx variable in fmli011 dataset :

   coll_xpx |      Freq.     Percent        Cum.
------------+-----------------------------------
          A |      7,583       98.33       98.33
          B |          4        0.05       98.38
          C |         14        0.18       98.56
          D |        111        1.44      100.00
------------+-----------------------------------
      Total |      7,712      100.00

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