Frequencies for voluntarymandated variable in enfrep20140507 dataset :

       Voluntary/Mandated |      Freq.     Percent        Cum.
--------------------------+-----------------------------------
                          |          7        5.83        5.83
Voluntary: Firm Initiated |        113       94.17      100.00
--------------------------+-----------------------------------
                    Total |        120      100.00

by Jean Roth , jroth@nber.org , 18 Dec 2015