Summary statistics for a_c6_56 variable in snf_rollup2540_96_2006 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_56 |          4   -832221.5    762045.1   -1707954     -54294

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