Summary statistics for a_c6_39 variable in hosp_rollup2552_96_2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_39 |          3      -30429    38756.31     -75072      -5405

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