Summary statistics for a_c2_99 variable in hosp_rollup2552_96_2009 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_99 |        667     2075217     9840354   -2176784   2.21e+08

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