Summary statistics for a_c6_8 variable in snf_rollup2540_96_2006 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c6_8 |      8,871   -13827.56    74064.45   -2858906    1309928

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