Summary statistics for a_c2_22 variable in snf_rollup2540_96_2006 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_22 |     11,236    20309.46    44261.72     -12747    3776311

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