Summary statistics for fda_dt variable in demo2015q2 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      fda_dt |    289,378    2.02e+07    77.59724   2.02e+07   2.02e+07

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