Summary statistics for c_1_c6_53 variable in hosp_rollup2552_96_1998 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_53 | 4,831 3588108 9448877 1 2.24e+08 by Jean Roth , jroth@nber.org , 6 Sep 2018