Summary statistics for a_c6_13 variable in snf_rollup2540_96_2004 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_13 |      1,522   -3502.412    22123.53    -435000     228284

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