Summary statistics for c_1_c5_30 variable in hosp_rollup2552_96_2006 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c5_30 | 676 1.24e+07 2.20e+07 7919 2.65e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018