Summary statistics for a_c6_21 variable in hosp_rollup2552_96_1996 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_21 |        260   -340509.9     1190283   -8831888    6638162

by Jean Roth , jroth@nber.org , 3 Sep 2018