Summary statistics for e_a_hos_c1_31 variable in prds_hosp10_yr2014 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- e_a_hos_c~31 | 3,176 .2306401 .1262699 .0001 1.0938 by Jean Roth , jroth@nber.org , 24 Aug 2018