Summary statistics for a_c1_22 variable in hosp_rollup2552_96_2001 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c1_22 |        721     3961570     6339641        240   5.21e+07

by Jean Roth , jroth@nber.org , 9 Sep 2018