Summary statistics for a_c2_7 variable in hosp_rollup2552_96_2001 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c2_7 |      2,274     1278671     2313257    -747217   3.62e+07

by Jean Roth , jroth@nber.org , 9 Sep 2018