Summary statistics for a_c1_12 variable in snf_rollup2540_96_2008 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c1_12 |      9,868    44051.37    41979.67      -5462     735635

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