Frequencies for educ_ref variable in fmli011 dataset :

   educ_ref |      Freq.     Percent        Cum.
------------+-----------------------------------
         00 |         27        0.35        0.35
         10 |        451        5.85        6.20
         11 |        723        9.38       15.57
         12 |      2,217       28.75       44.32
         13 |      1,662       21.55       65.87
         14 |        635        8.23       74.11
         15 |      1,331       17.26       91.36
         16 |        471        6.11       97.47
         17 |        195        2.53      100.00
------------+-----------------------------------
      Total |      7,712      100.00

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