Summary statistics for c_1_c7_61 variable in hosp_rollup2552_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_61 | 4,777 2553347 3637097 100 5.27e+07 by Jean Roth , jroth@nber.org , 5 Sep 2018