Summary statistics for b_1_c27_99 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c27_99 | 888 3966571 1.24e+07 -241406 1.50e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018