Summary statistics for a_c2_40 variable in snf_rollup2540_96_2002 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_40 |         81    18957.05    37296.76         72     267100

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