Summary statistics for outc2007q4 dataset :

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

    Variable |       Obs        Mean    Std. Dev.       Min        Max
-------------+--------------------------------------------------------
   primaryid |     91912     5524327    33783.86    5378178    5625752
    outc_cod |         0

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