Summary statistics for a_c2_15 variable in snf_rollup2540_96_1998 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_15 |      4,984    18030.65    40711.42     -36056    1149894

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