Summary statistics for d_4_hos_c1_37 variable in hosp_rollup2552_96_2000 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos_c1~7 | 9 83194.33 70283.03 21655 211173 by Jean Roth , jroth@nber.org , 8 Sep 2018