Summary statistics for b_1_c0_30 variable in hosp_rollup2552_96_2000 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c0_30 | 709 3773463 5606235 -2797 6.12e+07 by Jean Roth , jroth@nber.org , 8 Sep 2018