Summary statistics for reac2014q1 dataset :

by Jean Roth , jroth@nber.org , 6 Apr 2017

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   primaryid |    755,410    1.14e+08    1.01e+08   3.72e+07   9.78e+08
      caseid |    755,410     9727562    572935.7    3721808   1.05e+07
          pt |          0

by Jean Roth , jroth@nber.org , 6 Apr 2017