Summary statistics for b_1_c27_60 variable in hosp_rollup2552_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c27_60 | 2,990 3171151 7915800 -686862 1.11e+08 by Jean Roth , jroth@nber.org , 5 Sep 2018