Summary statistics for a_c2_12 variable in snf_rollup2540_96_2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_12 |      1,062    5984.924    9916.092      -4018      84937

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