Summary statistics for b_1_c27_27 variable in hosp_rollup2552_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c27_27 | 718 7016677 5907696 -6530 4.64e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018