Summary statistics for d4_sub2_c3_53 variable in hosp_rollup2552_96_2007 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub2~3_53 | 553 21425.04 177599.5 16 4028208 by Jean Roth , jroth@nber.org , 21 Apr 2018