Summary statistics for d4_sub1_c3_53 variable in hosp_rollup2552_96_2007 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~3_53 | 1,496 12935.37 69177.4 3 2333760 by Jean Roth , jroth@nber.org , 21 Apr 2018