Summary statistics for rn_drctr_prtm_cnt variable in pos2001 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
rn_drctr_p~t |     99,429    .0049056    .5973913          0     158.73

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