Summary statistics for a7_3_c6_2 variable in hosp_rollup2552_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_3_c6_2 | 1,019 50898.93 91585.74 -282342 848946 by Jean Roth , jroth@nber.org , 5 Sep 2018