Summary statistics for a_c2_55 variable in hosp_rollup2552_96_2009 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_55 |      2,959     3342360     9387949   -3091931   1.41e+08

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