Summary statistics for c_1_c5_60 variable in hosp_rollup2552_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c5_60 | 2,665 8383810 2.19e+07 2 4.07e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018