Summary statistics for d_4_ipf_c4_200 variable in prds_hosp10_yr2017 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_ipf_c4~0 | 5 404771.4 417025.9 96242 1123657 by Jean Roth , jroth@nber.org , 26 Oct 2018