Summary statistics for c_1_c6_53 variable in hosp_rollup2552_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_53 | 4,551 8548462 3.08e+07 1 1.02e+09 by Jean Roth , jroth@nber.org , 10 Sep 2018