Summary statistics for a_c2_20 variable in hosp_rollup2552_96_2008 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_20 |        411    276529.1    470883.6    -240771    4280581

by Jean Roth , jroth@nber.org , 21 Apr 2018