Summary statistics for a_c2_30 variable in snf_rollup2540_96_2005 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_30 |     11,547    184599.1    199410.6       -339    4589561

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