Summary statistics for a_c6_44 variable in hosp_rollup2552_96_2004 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_44 | 3,771 54155.44 1.30e+07 -2.78e+08 5.82e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018