Year % (cumulative) 2005 4.57710742950439 2006 4.05014610290527 2007 3.7494649887085 2008 3.46475744247437 2009 3.21146726608276 2010 2.92436242103577 2011 2.70639538764954 2012 3.20760011672974 2013 3.61734008789062 2014 4.11525011062622 2015 1.98249506950378 2016 4.96948003768921 2017 0 2018 5.29610204696655 2019 5.40220785140991 2020 5.35118627548218 2021 5.54158306121826 2022 5.66834497451782