Summary statistics for c_1_c5_55 variable in hosp_rollup2552_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c5_55 | 5,053 1.01e+07 1.86e+07 6 2.58e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018