Summary statistics for d4_sub1_c2_40 variable in hosp_rollup2552_96_1997 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~2_40 | 989 14650.98 130604.8 4 3856903 by Jean Roth , jroth@nber.org , 5 Sep 2018