Summary statistics for a_c6_8 variable in snf_rollup2540_96_2002 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c6_8 |      8,932   -11552.18    69225.81   -2267491    1452445

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