Summary statistics for d3_irf_c2_67 variable in prds_hosp10_yr2013 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d3_irf_c2_67 | 557 1368390 1500080 46 1.33e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018