Summary statistics for d4_sub1_c2_49 variable in hosp_rollup2552_96_1999 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~2_49 | 1,796 48231.53 133028.8 6 4041970 by Jean Roth , jroth@nber.org , 7 Sep 2018