Summary statistics for c_1_c6_53 variable in hosp_rollup2552_96_2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_53 | 17 5741839 1.44e+07 1020 6.04e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018