Summary statistics for d1_ipf_c1_48 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d1_ipf_c1_48 | 1,161 398106.6 427379.7 245 6577798 by Jean Roth , jroth@nber.org , 24 Aug 2018