Summary statistics for b_1_c23_29 variable in hosp_rollup2552_96_2000 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c23_29 | 77 428257.8 1304897 5101 1.11e+07 by Jean Roth , jroth@nber.org , 8 Sep 2018