Summary statistics for d4_sub1_c3_54 variable in hosp_rollup2552_96_1999 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~3_54 | 1,005 2233.77 4279.746 13 94497 by Jean Roth , jroth@nber.org , 7 Sep 2018