Summary statistics for rn_drctr_cntrct_cnt variable in pos2008 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
rn_drctr_c~t |    120,282    .0015816    .0431781          0       3.09

by Jean Roth , jroth@nber.org , 17 May 2017