Summary statistics for b_1_c27_53 variable in hosp_rollup2552_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c27_53 | 4,317 7377248 2.84e+07 -31042 5.32e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018