Year % (cumulative) 2006 1.02782070636749 2007 1.1516261100769 2008 1.11692559719086 2009 1.0611093044281 2010 1.21590077877045 2011 1.25232529640198 2012 20.0251903533936 2013 20.5957698822021 2014 21.0452709197998 2015 21.405969619751 2016 23.868185043335 2017 22.3759307861328 2018 25.9785652160645 2019 23.6827602386475 2020 28.4708652496338 2021 25.5287227630615 2022 26.3623390197754