Summary statistics for a_c2_48 variable in snf_rollup2540_96_2004 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_48 |      1,229    7140.426    17186.87      -1711     454407

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