Summary statistics for a_c1_6 variable in snf_rollup2540_96_2001 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c1_6 |     10,756    57639.35    55186.87     -10021    1420488

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