"Figure 1: Unexplained infant deaths, 2004 to 2014 occurrences","" "England and Wales","" "","" "Notes","1. Figures are based on death occurrences rather than death registrations 2. Data for 2014 are provisional " "Unit","Deaths" "","" "Year","Sudden infant deaths","Unascertained deaths" "2004","207","110" "2005","223","102" "2006","184","101" "2007","198","75" "2008","186","101" "2009","187","96" "2010","161","100" "2011","169","78" "2012","163","71" "2013","165","87" "2014^P^","128","84"