Summary statistics for e_b_ipf_c1_4 variable in prds_hosp10_yr2013 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- e_b_ipf_c1_4 | 16 4582.313 7600.521 332 27244 by Jean Roth , jroth@nber.org , 24 Aug 2018