Summary statistics for c_1_c6_38 variable in hosp_rollup2552_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_38 | 2,149 2099871 3351938 125 4.53e+07 by Jean Roth , jroth@nber.org , 10 Sep 2018