Summary statistics for c_1_c5_61 variable in hosp_rollup2552_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c5_61 | 4,327 8007203 9430065 6 1.02e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018