Summary statistics for b_1_c27_53 variable in hosp_rollup2552_96_1999 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c27_53 | 4,718 1723866 5065281 -6975 1.92e+08 by Jean Roth , jroth@nber.org , 7 Sep 2018