Summary statistics for s3_1_c6_6 variable in hosp_rollup2552_96_2005 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_1_c6_6 | 3,437 4302.597 6161.169 2 176066 by Jean Roth , jroth@nber.org , 21 Apr 2018