Summary statistics for s3_1_c4_9 variable in hosp_rollup2552_96_2009 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   s3_1_c4_9 |        167    2451.222    2287.245          1      15542

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