Summary statistics for c_1_c6_44 variable in hosp_rollup2552_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_44 | 6,188 6293261 1.26e+07 2 2.53e+08 by Jean Roth , jroth@nber.org , 5 Sep 2018