Summary statistics for a8_c2_49 variable in hosp_rollup2552_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_49 | 2,410 -2117760 1.35e+07 -2.82e+08 3.02e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018