Year % of GDP 1999 2.0269545085171954 2000 1.1013013263081395 2001 1.5267432224458386 2002 -0.000563770084309275 2003 0.7041877737917109 2004 2.976165171279619 2005 4.420969769857322 2006 0.45600317158037446 2007 1.1850657563646143 2008 3.355799596091718 2009 11.245636413168581 2010 9.510638916280335 2011 4.3629083782866305 2012 3.336362377801049 2013 5.342615773217474 2014 12.77966998862573 2015 5.481080629847767 2016 7.154408524977499 2017 4.282481676168906 2018 1.4948394827180391 2019 1.7909266775252324 2020 6.014960590010578 2021 3.2910873150219353 2022 15.641681017057465