Summary statistics for MDCL_DRCTR_CNTRCT_CNT variable in pos2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
MDCL_D~T_CNT |     37,813    .1540513    7.316835          0     999.99

by Jean Roth , jroth@nber.org , 19 Apr 2019