Summary statistics for a7_3_c10_1 variable in hosp_rollup2552_96_1998 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_3_c10_1 | 435 349319.1 1087721 -2611670 9876884 by Jean Roth , jroth@nber.org , 6 Sep 2018