Summary statistics for a_c1_27 variable in snf_rollup2540_96_2000 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c1_27 |      3,346    20035.78    24290.63     -24518     411420

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