Summary statistics for c_1_c7_54 variable in hosp_rollup2552_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_54 | 1,869 1008248 1800256 1 2.41e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018