Summary statistics for a_c2_20 variable in hosp_rollup2552_96_2007 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_20 |        428    257275.9      413432       -840    3838922

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