Year	% of GDP
1979	7.5502649411490905
1980	7.286783740065433
1981	7.043571298003075
1982	6.59599143405986
1983	5.9176442182576485
1984	5.83033451661446
1985	5.694144717972194
1986	5.6823372000886065
1987	6.103809488462087
1988	6.561106186548683
1989	6.098424481089103
1990	6.576085160863752
1991	6.963004879761076
1992	7.666725436039018
1993	7.8270514533138655
1994	7.692857165444918
1995	8.06336424037532
1996	8.00337947313164
1997	9.03149620274016
1998	8.81213617201178
1999	8.977990264233659
2000	9.254773940903451
2001	9.56992170853024
2002	10.24716069362587
2003	9.500475624397989
2004	10.129524573931542
2005	9.875189505054086
2006	9.615916288097285
2007	9.708647969907105
2008	9.610300628300134
2009	8.895324503566181
2010	8.604682031660232
2011	8.364440028324315
2012	8.400849727766257
2013	8.551396929377393
2014	8.820988822278178
2015	8.908222269214699
2016	8.837978115611408
2017	8.756807936586167
2018	8.953365258749386
2019	8.902245236932806
2020	6.9502707978844
2021	7.201432213979863
2022	8.259786337322174
2023	8.486975220557435