Summary statistics for a_c6_18 variable in snf_rollup2540_96_2003 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_18 |        346   -8490.908    25648.62    -339083      82056

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