Summary statistics for c_1_c6_56 variable in hosp_rollup2552_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_56 | 6,088 8809336 1.56e+07 100 1.97e+08 by Jean Roth , jroth@nber.org , 5 Sep 2018