Summary statistics for b_1_c27_71 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c27_71 | 1,559 3089271 4976729 39 8.72e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018