Summary statistics for s3_1_c6_18 variable in hosp_rollup2552_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_1_c6_18 | 1,986 16499.62 23028.4 3 284317 by Jean Roth , jroth@nber.org , 10 Sep 2018