Summary statistics for d4_sub1_c3_40 variable in hosp_rollup2552_96_2004 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~3_40 | 901 6592.22 44035.17 1 1031263 by Jean Roth , jroth@nber.org , 21 Apr 2018