Summary statistics for e3_3_irf_c1_16 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- e3_3_irf_~16 | 4 217262.8 64926.19 131096 286151 by Jean Roth , jroth@nber.org , 24 Aug 2018