Summary statistics for b_1_c0_22 variable in hosp_rollup2552_96_1999 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c0_22 | 1,122 3325714 5697792 -761268 4.78e+07 by Jean Roth , jroth@nber.org , 7 Sep 2018