Summary statistics for c_1_c6_61 variable in hosp_rollup2552_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_61 | 4,934 2190743 4101262 9 8.09e+07 by Jean Roth , jroth@nber.org , 9 Sep 2018