Summary statistics for b_1_c0_4 variable in hosp_rollup2552_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c0_4 | 5,503 2653285 4791154 -1426202 7.88e+07 by Jean Roth , jroth@nber.org , 12 Sep 2018