Summary statistics for d4_sub2_c3_40 variable in hosp_rollup2552_96_2007 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub2~3_40 | 333 9463.426 66462.11 1 1107144 by Jean Roth , jroth@nber.org , 21 Apr 2018