Summary statistics for d4_sub1_c2_53 variable in hosp_rollup2552_96_2003 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~2_53 | 1,546 55694.23 149075.7 6 2776456 by Jean Roth , jroth@nber.org , 21 Apr 2018