Summary statistics for s3_1_c4_6 variable in hosp_rollup2552_96_2004 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_1_c4_6 | 3,454 1950.774 2278.044 1 42682 by Jean Roth , jroth@nber.org , 21 Apr 2018