Summary statistics for a7_3_c9_1 variable in hosp_rollup2552_96_2007 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   a7_3_c9_1 |        872     1087862     2630923  -1.43e+07   2.76e+07

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