Summary statistics for NRS_PRCTNR_CNT variable in pos2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
NRS_PRCTNR~T |     20,435    1.493213    51.24835          0     7127.5

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