Summary statistics for c_1_c7_61 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_61 | 4,900 1.44e+07 1.98e+07 90 2.63e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018