Summary statistics for c_1_c7_53 variable in hosp_rollup2552_96_2006 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_53 | 4,115 8412307 3.00e+07 1 8.21e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018