Summary statistics for a_c1_5 variable in hosp_rollup2552_96_2009 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c1_5 |      4,300    791339.3     1760677    -513287   3.48e+07

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