Summary statistics for outc2004q1 dataset :

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

    Variable |       Obs        Mean    Std. Dev.       Min        Max
-------------+--------------------------------------------------------
   primaryid |     57691     4300045    20127.25    4204616    4498036
    outc_cod |         0

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