Summary statistics for a7_3_c7_4 variable in hosp_rollup2552_96_2000 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   a7_3_c7_4 |        471    66007.94    176951.7       -797    2831119

by Jean Roth , jroth@nber.org , 8 Sep 2018