Summary statistics for a_c6_40 variable in snf_rollup2540_96_1999 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_40 |         22   -3570.273    7388.202     -26960       6319

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