Summary statistics for b_1_c0_99 variable in hosp_rollup2552_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c0_99 | 689 1224304 3391673 -72972 4.57e+07 by Jean Roth , jroth@nber.org , 3 Sep 2018