Summary statistics for b_1_c27_63 variable in hosp_rollup2552_96_1999 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c27_63 | 1,015 2018041 6175705 -2377729 1.63e+08 by Jean Roth , jroth@nber.org , 7 Sep 2018