Summary statistics for b_1_c23_29 variable in hosp_rollup2552_96_2004 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c23_29 | 81 629334.2 1463211 1136 1.24e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018