Summary statistics for a_c6_12 variable in hosp_rollup2552_96_1998 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_12 |      2,737   -367160.4    572466.1   -6189079     973875

by Jean Roth , jroth@nber.org , 6 Sep 2018