Summary statistics for a_c6_22 variable in snf_rollup2540_96_2010 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_22 |        343    6157.134    365748.5    -283613    4901866

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