Summary statistics for rn_drctr_cntrct_cnt variable in pos2015 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
rn_drctr_c~t |     38,516    .0074294     .093707          0       3.59

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