Summary statistics for b_1_c0_12 variable in hosp_rollup2552_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c0_12 | 2,753 564811.6 1072632 -6662571 1.33e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018