Summary statistics for e2_swsnf_c1_20 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- e2_swsnf_~20 | 1,637 833160.1 844783.7 -283 7721689 by Jean Roth , jroth@nber.org , 24 Aug 2018