Summary statistics for a_c2_12 variable in snf_rollup2540_96_2003 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_12 |      7,819    5594.041     12130.8      -8015     303874

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