Summary statistics for a_c2_22 variable in snf_rollup2540_96_2000 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_22 |      9,893     10133.2    26575.31     -48494    1960582

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