Summary statistics for c_1_c6_46 variable in hosp_rollup2552_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_46 | 1,129 1219461 3987757 9 7.88e+07 by Jean Roth , jroth@nber.org , 5 Sep 2018