Summary statistics for a_c6_30 variable in hosp_rollup2552_96_2008 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_30 |        572     -693607     2244329  -2.58e+07    3981744

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