Year % (cumulative) 2006 1.06320524215698 2007 1.1052109003067 2008 1.18802094459534 2009 1.2525646686554 2010 1.2921187877655 2011 1.21879899501801 2012 1.24101305007935 2013 1.23633599281311 2014 24.1829490661621 2015 24.7420501708984 2016 25.5801200866699 2017 25.8552474975586 2018 25.1498794555664 2019 27.0112819671631 2020 28.3462200164795 2021 29.0407466888428 2022 29.2060985565186