Summary statistics for a_c2_21 variable in snf_rollup2540_96_2005 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_21 |     10,054    12308.39    18754.81      -6889     929178

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