Summary statistics for a_c2_12 variable in hosp_rollup2552_96_2004 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_12 |        736    547781.1    873582.8   -1186476   1.02e+07

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