Summary statistics for d4_sub1_c3_54 variable in hosp_rollup2552_96_1997 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~3_54 | 1,038 2474.33 4967.348 26 122551 by Jean Roth , jroth@nber.org , 5 Sep 2018