Summary statistics for a_c6_21 variable in snf_rollup2540_96_2000 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_21 |        837   -675.2354    55183.68   -1570539      79754

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