Summary statistics for d3_irf_c2_31 variable in prds_hosp10_yr2013 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d3_irf_c2_31 | 19 618967.1 2673842 80 1.17e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018