Year % (cumulative) 2000 9.74287986755371 2005 13.382209777832 2006 22.1528701782227 2007 21.9941291809082 2008 22.9486999511719 2010 23.044189453125 2011 24.0568504333496 2012 26.4563102722168 2013 27.0475902557373 2014 27.1026401519775 2015 26.7375507354736 2016 27.3997192382812 2017 31.5098400115967 2018 32.5389518737793 2019 33.751277923584 2020 33.6322288513184 2021 35.7639579772949 2022 36.0108451843262