Summary statistics for d3_irf_c2_75 variable in prds_hosp10_yr2015 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d3_irf_c2_75 | 64 258016.1 1386565 1 1.05e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018