Summary statistics for a_c2_23 variable in snf_rollup2540_96_1999 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_23 |      3,504       23825    44338.19    -741514     626342

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