Summary statistics for crtfct_efctv_dt variable in posclia2016 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
crtfct_efc~t |    469,651    2.01e+07    74487.09   1.99e+07   2.02e+07

by Jean Roth , jroth@nber.org , 10 Jan 2017