Summary statistics for d4_sub2_c3_61 variable in hosp_rollup2552_96_2009 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub2~3_61 | 467 23331.45 72841.72 2 1258141 by Jean Roth , jroth@nber.org , 21 Apr 2018