Summary statistics for d4_hos_c2_42 variable in hosp_rollup2552_96_1997 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_hos_c2_42 | 1,022 226924.2 706955.8 1 1.44e+07 by Jean Roth , jroth@nber.org , 5 Sep 2018