Summary statistics for b_1_c0_4 variable in hosp_rollup2552_96_2005 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c0_4 | 5,609 2989936 5574743 -2302976 9.88e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018