Summary statistics for d_2_ipf_c5_90 variable in prds_hosp10_yr2015 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_ipf_c~90 | 340 2002.703 7491.012 -233 86779 by Jean Roth , jroth@nber.org , 24 Aug 2018