Summary statistics for b_1_c27_26 variable in hosp_rollup2552_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c27_26 | 3,797 2909712 3723212 -2577978 4.93e+07 by Jean Roth , jroth@nber.org , 5 Sep 2018