Summary statistics for c_1_c5_37 variable in hosp_rollup2552_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c5_37 | 4,766 4986572 7677134 1 7.64e+07 by Jean Roth , jroth@nber.org , 3 Sep 2018