Summary statistics for a_c1_9 variable in hosp_rollup2552_96_2000 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c1_9 |      3,355    123335.8    234569.5     -10160    4780054

by Jean Roth , jroth@nber.org , 8 Sep 2018