Year % of GDP 2005 1.971875320505693 2006 3.269264078585907 2007 3.78972273088018 2008 4.46683623183009 2009 2.5646548232663897 2010 2.924588109762301 2011 1.5749846667997887 2012 1.5002212584022634 2013 1.947782798869189 2014 2.392754582178766 2015 1.7367989232925147 2016 2.7212143064615084 2017 1.3542551562210696 2018 0.9625003162064726 2019 2.3922086893620924 2020 3.4279480685008696 2021 1.62106646235119 2022 -0.2739415303955117 2023 2.652222629242308