Summary statistics for d4_sub1_c2_53 variable in hosp_rollup2552_96_2004 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~2_53 | 1,526 51464.17 112974.8 10 2229832 by Jean Roth , jroth@nber.org , 21 Apr 2018