Summary statistics for a_c1_93 variable in hosp_rollup2552_96_2009 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c1_93 |        664     1046312     1741966      -8087   1.61e+07

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