Summary statistics for rn_drctr_prtm_cnt variable in pos1997 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
rn_drctr_p~t |     89,140    .0113529    2.398043          0     714.29

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