Summary statistics for a_c1_18 variable in hosp_rollup2552_96_2005 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c1_18 |      3,101    548093.2     1505062       -566   6.81e+07

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