Summary statistics for d4_sub2_c3_55 variable in hosp_rollup2552_96_1996 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub2_c3~5 | 504 43166.04 56790.43 1 637988 by Jean Roth , jroth@nber.org , 3 Sep 2018