Summary statistics for outc2009q4 dataset :

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

    Variable |       Obs        Mean    Std. Dev.       Min        Max
-------------+--------------------------------------------------------
   primaryid |    130698     6450717    41714.59    6253237    6710716
    outc_cod |         0

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