Summary statistics for a_c6_56 variable in snf_rollup2540_96_2008 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_56 |          2   -259720.5     1385981   -1239757     720316

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