Summary statistics for d_4_hos_c6_39 variable in hosp_rollup2552_96_2006 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos~6_39 | 73 93324.88 137723.3 1326 804414 by Jean Roth , jroth@nber.org , 21 Apr 2018