Summary statistics for a_c2_24 variable in snf_rollup2540_96_2001 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_24 |      3,750    23287.94    74251.55     -26291    1288926

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