Year	% of GDP
1995	12.26847306137001
1996	34.03526728223486
1997	34.216556884341976
1998	32.56667167300097
1999	23.896762364224784
2000	30.527893997379152
2001	28.4130674283579
2002	28.315865214084905
2003	27.154428780107775
2004	26.293476791609777
2005	28.663693575466624
2006	22.73077665798344
2007	26.80432677540385
2008	28.770041827431076
2009	23.70633168904706
2010	20.759890558596982
2011	21.976928902620088
2012	21.866512056660138
2013	21.02366450657114
2014	22.893620600828264
2015	20.87495987581708
2016	20.470063460873504
2017	21.652403267178943
2018	22.420369061483832
2019	22.716680696335455
2020	22.111667820123408
2021	21.455882653104624
2022	22.098331143332256
