Summary statistics for a_c2_55 variable in hosp_rollup2552_96_2002 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_55 |      2,697     1560448     4513765    -609320   6.42e+07

by Jean Roth , jroth@nber.org , 10 Sep 2018