Summary statistics for a_c2_18 variable in snf_rollup2540_96_1999 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_18 |      5,321    134775.7    217443.5     -62171    2845176

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