Summary statistics for a_c2_15 variable in snf_rollup2540_96_2006 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_15 |      4,886    22211.84    52423.56     -15947    1143096

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