"Figure 4: Unexplained infant mortality rate is higher for babies of mothers born in England and Wales","" "Unexplained infant mortality rate by mother’s country of birth, England and Wales, 2004 to 2016 and provisional data for 2017","" "","" "Notes","1. Figures are based on death occurrences. 2. Data for 2017 are provisional." "Unit","Deaths per 1,000 live births" "","" "Year","England and Wales","Outside England and Wales" "2004","0.56","0.25" "2005","0.55","0.34" "2006","0.48","0.24" "2007","0.47","0.18" "2008","0.47","0.21" "2009","0.47","0.21" "2010","0.43","0.18" "2011","0.38","0.25" "2012","0.38","0.17" "2013","0.41","0.23" "2014","0.38","0.14" "2015","0.34","0.12" "2016","0.39","0.17" "2017","0.33","0.13"