Summary statistics for c_1_c6_61 variable in hosp_rollup2552_96_2004 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_61 | 4,904 3976591 7239914 40 1.12e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018