Summary statistics for outc2006q2 dataset :

by Jean Roth , jroth@nber.org , 18 Dec 2015

    Variable |       Obs        Mean    Std. Dev.       Min        Max
-------------+--------------------------------------------------------
   primaryid |     87597     5002343     24492.5    4871816    5117603
    outc_cod |         0

by Jean Roth , jroth@nber.org , 18 Dec 2015