Summary statistics for a_c2_11 variable in snf_rollup2540_96_1997 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_11 |      2,817    71492.36    202718.1      -2946    3480429

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