Summary statistics for a_c2_3 variable in hosp_rollup2552_96_2007 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c2_3 |      4,689     3320981     7202669   -8078529   1.54e+08

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