Summary statistics for c_1_c6_54 variable in hosp_rollup2552_96_1998 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_54 | 2,169 301670.1 1118646 1 2.94e+07 by Jean Roth , jroth@nber.org , 6 Sep 2018