Summary statistics for a8_c2_12 variable in hosp_rollup2552_96_2000 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
    a8_c2_12 |      5,673    -1853237     5201411  -1.54e+08         -2

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