Summary statistics for d4_hos_c3_47 variable in hosp_rollup2552_96_2002 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_hos_c3_47 | 1,434 505657.3 845930.7 120 1.40e+07 by Jean Roth , jroth@nber.org , 10 Sep 2018