Summary statistics for d4_sub2_c2_53 variable in hosp_rollup2552_96_2004 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub2~2_53 | 554 68400.67 160058.5 97 2070724 by Jean Roth , jroth@nber.org , 21 Apr 2018