Summary statistics for a_c6_21 variable in snf_rollup2540_96_2006 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_21 |        358   -6904.433    102519.5    -125126    1890415

by Jean Roth , jroth@nber.org , 17 Feb 2018