"Figure 3: Infant, neonatal and postneonatal mortality rates for singleton and multiple births, babies born in 2012","" "England and Wales","" "","" "Notes","1. Neonatal - deaths under 28 days 2. Postneonatal - deaths between 28 days and 1 year 3. Infant - deaths under 1 year" "Unit","Rate per 1,000 live births" "","" "","Singletons","Multiple births" "Neonatal","2.4","13.8" "Postneonatal","1.1","3.9" "Infant","3.6","17.7"