Year % (cumulative) 2004 17.4679203033447 2007 23.16628074646 2008 18.634370803833 2009 16.1175708770752 2010 13.5655298233032 2011 15.868109703064 2012 17.9007396697998 2013 17.0741405487061 2014 16.6446304321289 2015 14.4328517913818 2016 15.2411003112793 2017 15.2056102752686 2018 16.2508544921875 2019 16.1261463165283 2020 24.9883327484131 2021 25.3843879699707 2022 25.3418807983398