Summary statistics for a_c2_19 variable in hosp_rollup2552_96_1999 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_19 |        906    938281.1     3664391   -5005544   6.72e+07

by Jean Roth , jroth@nber.org , 7 Sep 2018