Summary statistics for form_1557_test_vol_cnt variable in posclia2012 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
form_1557_~t |    417,354    3583.423    106657.6          0   2.37e+07

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