Summary statistics for a_c6_13 variable in snf_rollup2540_96_1999 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_13 |      1,807   -3204.447    22173.01    -542947     120576

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