Summary statistics for b_1_c0_18 variable in hosp_rollup2552_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c0_18 | 3,449 453624.7 815215.5 -53635 1.60e+07 by Jean Roth , jroth@nber.org , 10 Sep 2018