Summary statistics for a_c2_6 variable in snf_rollup2540_96_2004 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c2_6 |     12,446    46176.25    76189.96    -189700    1540396

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