Summary statistics for a8_c2_38 variable in hosp_rollup2552_96_2005 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_38 | 5,301 -447905.2 6634347 -3.82e+08 7.05e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018