Summary statistics for c_1_c5_44 variable in hosp_rollup2552_96_1999 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c5_44 | 5,112 4686868 1.39e+07 2560 5.21e+08 by Jean Roth , jroth@nber.org , 7 Sep 2018