Summary statistics for rn_drctr_prtm_cnt variable in pos2014 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
rn_drctr_p~t |     38,347       .0306    4.407406          0     857.14

by Jean Roth , jroth@nber.org , 26 Jan 2016