Summary statistics for d4_sub1_c3_67 variable in hosp_rollup2552_96_2003 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~3_67 | 2 464634.5 655485.9 1136 928133 by Jean Roth , jroth@nber.org , 21 Apr 2018