Summary statistics for a_c6_8 variable in snf_rollup2540_96_2009 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c6_8 |      9,362    -15033.9    70035.49   -2376272    1715518

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