Summary statistics for b_1_c0_97 variable in hosp_rollup2552_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c0_97 | 535 3945051 1.27e+07 -39803 1.68e+08 by Jean Roth , jroth@nber.org , 5 Sep 2018