Summary statistics for b_1_c0_56 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c0_56 | 5,365 4537755 9260203 -4577650 1.92e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018