Summary statistics for a8_c2_30 variable in hosp_rollup2552_96_2006 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
    a8_c2_30 |        130    -1287421     1809408   -7568342    3545191

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