Summary statistics for a_c6_4 variable in snf_rollup2540_96_1997 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c6_4 |     11,690   -79323.23    288981.8   -9525753    3382450

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