Summary statistics for reac2007q4 dataset :

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

    Variable |       Obs        Mean    Std. Dev.       Min        Max
-------------+--------------------------------------------------------
   primaryid |    365659     5527061    32591.24    5378178    5625752
          pt |         0

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