Year % 2001 1.6383839147360066 2002 3.0558381480699466 2003 3.5658738287621867 2004 3.3930962411417 2005 12.508656071072677 2006 4.29284927496869 2007 11.717795051326172 2008 12.403643163037579 2009 31.26547350281931 2010 20.450797611011904 2011 8.391012378942737 2012 7.930548467837963 2013 11.936068084103892 2014 16.299312767046004 2015 18.238908035799426 2016 13.765090761703483 2017 21.889413543389903 2018 24.45468541204087 2019 19.7805652631531 2020 30.284934235684368 2021 14.593128047507923 2022 12.216696585452492