Summary statistics for c_1_c5_37 variable in hosp_rollup2552_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c5_37 | 4,585 8093658 1.58e+07 15 3.72e+08 by Jean Roth , jroth@nber.org , 9 Sep 2018