"Figure 5: Individuals with a Master's or PhD degree had a higher human capital in 2018 than those with an undergraduate degree or equivalent","" "Average premium in lifetime earnings for those with a Master's or PhD degree and those with an undergraduate degree or equivalent, compared with people with A levels, UK, 2004 to 2018","" "","" "Notes","" "Unit","%" "","" "Year","Masters or PHD compared with undergraduate degree or equivalent","Undergraduate degree or equivalent compared with A-levels or equivalent" "2004","8.8","44.7" "2005","8.9","43.7" "2006","9.5","43.4" "2007","10.7","38.7" "2008","9.9","41.0" "2009","11.3","41.3" "2010","10.3","39.7" "2011","9.2","39.5" "2012","11.9","37.6" "2013","9.5","38.2" "2014","10.7","36.7" "2015","11.4","37.9" "2016","10.0","38.7" "2017","9.0","38.7" "2018","9.8","33.8"