Summary statistics for cstratm variable in namcs2015 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     cstratm |     28,332    1.11e+07    609433.6   1.01e+07   1.20e+07

by Jean Roth , jroth@nber.org , 25 Oct 2017