Summary statistics for s3_1_c6_18 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_1_c6_18 | 1,557 17745.86 27545.87 7 318687 by Jean Roth , jroth@nber.org , 21 Apr 2018