Summary statistics for a_c6_18 variable in snf_rollup2540_96_2001 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_18 |        752   -7706.988    36417.35    -521234      71426

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