Summary statistics for a7_3_c7_4 variable in hosp_rollup2552_96_2005 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   a7_3_c7_4 |        168    135067.8    425603.1    -796731    4593437

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