Year % 2005 1.50718421954579 2006 1.96057557646525 2007 2.84782536822429 2008 1.67879906162916 2009 3.34137304710696 2010 1.86158193519678 2011 2.03895126306271 2012 4.05584907416988 2013 5.97464019247974 2014 4.05305145439071 2015 5.12695553089331 2016 10.4013107515953 2017 5.50577683544461 2018 3.33569989106728 2019 4.74997956521465 2020 5.21586751652782 2021 5.19473618393614 2022 5.14035027829097