Summary statistics for crtfctn_dt variable in pos2013 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
  crtfctn_dt |    133,879    2.00e+07    97180.15   1.97e+07   2.01e+07

by Jean Roth , jroth@nber.org , 26 Jan 2016