Summary statistics for d4_sub1_c2_54 variable in hosp_rollup2552_96_1999 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~2_54 | 1,005 5682.451 10923.05 1 146293 by Jean Roth , jroth@nber.org , 7 Sep 2018