Summary statistics for b_1_c27_38 variable in hosp_rollup2552_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c27_38 | 2,180 1321836 1750525 -594941 2.39e+07 by Jean Roth , jroth@nber.org , 9 Sep 2018