Summary statistics for c_1_c7_55 variable in hosp_rollup2552_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_55 | 5,150 3960624 7376210 8 1.11e+08 by Jean Roth , jroth@nber.org , 12 Sep 2018