Frequencies for othr_ncx variable in fmli132 dataset :

   othr_ncx |      Freq.     Percent        Cum.
------------+-----------------------------------
          A |      6,672       98.67       98.67
          C |          8        0.12       98.79
          D |         81        1.20       99.99
          T |          1        0.01      100.00
------------+-----------------------------------
      Total |      6,762      100.00

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