Frequencies for first 10,000 rows of benefittype variable in planreport2016 dataset :

                   Benefit Type |      Freq.     Percent        Cum.
--------------------------------+-----------------------------------
                                |      4,512       45.12       45.12
Actuarially Equivalent Standard |        116        1.16       46.28
              Basic Alternative |      1,402       14.02       60.30
       Defined Standard Benefit |        854        8.54       68.84
           Enhanced Alternative |      3,116       31.16      100.00
--------------------------------+-----------------------------------
                          Total |     10,000      100.00

by Jean Roth , jroth@nber.org ,