Summary statistics for c_1_c6_40 variable in hosp_rollup2552_96_2008 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_40 | 3,671 6409940 1.90e+07 1 4.07e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018