Summary statistics for c_1_c6_48 variable in hosp_rollup2552_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_48 | 840 4105848 1.07e+07 80 1.36e+08 by Jean Roth , jroth@nber.org , 10 Sep 2018