Summary statistics for c_1_c7_72 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_72 | 3,673 7590974 1.27e+07 32 1.57e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018