Summary statistics for a_c6_3 variable in snf_rollup2540_96_2009 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c6_3 |      4,053    4152.935    271609.3   -2311000    9670214

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