Summary statistics for b_1_c27_47 variable in hosp_rollup2552_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c27_47 | 1,486 2793095 5601009 -56201 1.06e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018