Summary statistics for a8_c2_30 variable in hosp_rollup2552_96_2000 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
    a8_c2_30 |        564   -537449.2     1295563   -9277259    2815118

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