Year	% of GDP
1987	8.688948861307706
1988	10.65092010116806
1989	7.950015042252358
1990	8.564686948027834
1991	9.289084723081833
1992	9.876208508295
1993	9.638723392592249
1994	10.10856726709882
1995	11.091903146335508
1996	10.238438480462161
1997	12.097322428073536
1998	12.556257691348963
1999	16.16099489780139
2000	12.968176330019368
2001	14.309461441947196
2002	13.014422386585975
2003	13.240655975572055
2004	12.243624058584135
2005	11.10336706084091
2006	10.686625291172309
2007	11.192642047968507
2008	11.136223808967479
2009	11.921791984387815
2010	12.707719276715682
2011	13.36779899559713
2012	11.878998948893438
2013	16.04809006594195
2014	17.547574725966804
2015	16.232109421112778
2016	15.4243329626579
2017	19.186936471605538
2018	21.785088973428504
2019	21.254987696648087
2020	20.574605336632306
2021	22.812146350393608
2022	29.496181874929704
2023	32.50710689272256