Summary statistics for a_c6_9 variable in hosp_rollup2552_96_2004 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c6_9 |      1,244   -380.6576    362020.4   -4230721    4604284

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