Summary statistics for a_c6_12 variable in snf_rollup2540_96_2008 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_12 |      1,048   -552.0677    15596.78    -377269     171272

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