Summary statistics for a_c6_18 variable in snf_rollup2540_96_1998 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_18 |      2,173   -4257.226    30121.99    -532160     336210

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