Summary statistics for a_c2_7 variable in hosp_rollup2552_96_2002 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c2_7 |      2,290     1348126     2443081    -858271   3.52e+07

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