Summary statistics for crtfctn_dt variable in pos2017 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
  crtfctn_dt |    144,110    2.01e+07    111921.8   1.97e+07   2.02e+07

by Jean Roth , jroth@nber.org , 9 Jan 2018