Summary statistics for c_1_c5_39 variable in hosp_rollup2552_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c5_39 | 3,556 1402571 1929362 1 1.71e+07 by Jean Roth , jroth@nber.org , 5 Sep 2018