Summary statistics for partdpremiumobligationwithf variable in planreport2013 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
partdpremi~f |    117,286    12.59478    57.32687          0     1214.5

by Jean Roth , jroth@nber.org , 14 Apr 2016