Summary statistics for a7_3_c9_1 variable in hosp_rollup2552_96_1999 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   a7_3_c9_1 |      3,581     1013555     2257722   -9009749   5.99e+07

by Jean Roth , jroth@nber.org , 7 Sep 2018