Summary statistics for mdcl_drctr_cntrct_cnt variable in pos2017 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
mdcl_d~t_cnt |     38,839    .1584513     7.21981          0     999.99

by Jean Roth , jroth@nber.org , 9 Jan 2018