Summary statistics for a_c6_30 variable in snf_rollup2540_96_2006 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_30 |      1,105    48098.97    228548.6    -857668    1775332

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