Summary statistics for d4_sub2_c2_53 variable in hosp_rollup2552_96_1998 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub2~2_53 | 552 34587.85 81836.24 64 1595054 by Jean Roth , jroth@nber.org , 6 Sep 2018