Summary statistics for wvd_test_vol_cnt variable in posclia2017 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
wvd_test_v~t |    487,626    2878.941    146911.9          0   1.00e+08

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