Summary statistics for d4_sub1_c2_61 variable in hosp_rollup2552_96_2009 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~2_61 | 1,435 129837.8 226512.9 1 3286256 by Jean Roth , jroth@nber.org , 21 Apr 2018