Summary statistics for a_c6_21 variable in hosp_rollup2552_96_1999 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_21 |        236   -347125.9     1126568   -9816621    6434841

by Jean Roth , jroth@nber.org , 7 Sep 2018