Summary statistics for a_c2_8 variable in snf_rollup2540_96_2009 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c2_8 |     13,994    340064.2    336530.4     -73793    5911370

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