Summary statistics for e_a_hos_c1_18 variable in prds_hosp10_yr2015 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- e_a_hos_c~18 | 1,129 77.94129 130.6207 .02 1238.95 by Jean Roth , jroth@nber.org , 24 Aug 2018