Frequencies for first 10,000 rows of benefittype variable in planreport2019 dataset :

                   Benefit Type |      Freq.     Percent        Cum.
--------------------------------+-----------------------------------
                                |      4,473       44.73       44.73
Actuarially Equivalent Standard |        133        1.33       46.06
              Basic Alternative |        726        7.26       53.32
       Defined Standard Benefit |        813        8.13       61.45
           Enhanced Alternative |      3,855       38.55      100.00
--------------------------------+-----------------------------------
                          Total |     10,000      100.00

by Jean Roth , jroth@nber.org ,