Summary statistics for c_1_c5_56 variable in hosp_rollup2552_96_2006 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c5_56 | 5,035 7707764 1.28e+07 903 1.39e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018