Summary statistics for a_c2_40 variable in hosp_rollup2552_96_2000 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c2_40 |      3,823    478047.6     1435330    -248886   6.20e+07

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