Summary statistics for a_c2_18 variable in snf_rollup2540_96_2009 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_18 |        725    197880.1    311724.9      -8000    3812975

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