Summary statistics for PHYSN_OTHR_CNTRCT_CNT variable in pos2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
PHYSN_OTHR.. |     37,813    .0647544    .9998612          0     142.86

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