Summary statistics for a_c6_18 variable in snf_rollup2540_96_2004 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_18 |        278   -12313.88    45395.07    -628794      61589

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