Summary statistics for a8_c2_38 variable in hosp_rollup2552_96_2004 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_38 | 5,221 -334233.8 5758675 -3.01e+08 7.96e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018