Year	% of GDP
1994	0.5957158202608371
1995	0.5165880407557291
1996	0.5024049876471894
1997	0.5099414144346267
1998	0.581818989470194
1999	0.5244962708264604
2000	0.8517883536442491
2001	0.9898015393323142
2002	1.0135432638950834
2003	1.1646161068588656
2004	1.5613355719244504
2005	1.8785288619741138
2006	2.028424986974824
2007	1.9494257633041085
2008	1.7786814658614678
2009	1.747534553743355
2010	1.5263622967149726
2011	1.5145521807948483
2012	1.5825312831774156
2013	2.0606518687472914
2014	2.10547496204464
2015	2.2209566881869582
2016	2.3125532648672205
2017	2.2700480549053785
2018	2.1466294143108784
2019	2.1950386691802186
2020	2.0593901786405393
2021	1.9610576297084736
2022	1.8673475874706522
2023	1.699624883554091
