Summary statistics for a_c2_23 variable in hosp_rollup2552_96_2001 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_23 |        846     2695721     6194019   -1799033   8.20e+07

by Jean Roth , jroth@nber.org , 9 Sep 2018