Summary statistics for c_1_c7_42 variable in hosp_rollup2552_96_1998 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_42 | 1,018 4570833 6432555 1 1.02e+08 by Jean Roth , jroth@nber.org , 6 Sep 2018