Summary statistics for d_2_ipf_c5_91 variable in prds_hosp10_yr2013 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_ipf_c~91 | 1,099 3649.208 4604.079 1 47343 by Jean Roth , jroth@nber.org , 24 Aug 2018