Summary statistics for a_c6_5020 variable in snf_rollup2540_96_2006 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   a_c6_5020 |          2     -229263    117432.1    -312300    -146226

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