Summary statistics for a8_c2_30 variable in hosp_rollup2552_96_1997 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
    a8_c2_30 |        803   -308636.2     1140565   -9170244    9811078

by Jean Roth , jroth@nber.org , 5 Sep 2018