Summary statistics for a_c2_22 variable in snf_rollup2540_96_1997 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_22 |      3,291    9250.005    28051.32      -7651     494057

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