Year	% of GDP
1979	6.37237977981567
1980	6.53704977035522
1981	6.78119993209839
1990	5.2121901512146
1991	5.4438099861145
1992	5.25850009918213
1993	5.50703001022339
1995	6.14813995361328
1996	6.83862018585205
1998	7.06125020980835
1999	6.84873008728027
2000	6.740149974823
2001	6.61764001846313
2002	6.92434978485107
2003	6.79142999649048
2004	6.66310977935791
2005	6.5064001083374
2006	6.36429023742676
2007	6.17158985137939
2008	6.34455013275146
2009	6.74971008300781
2010	6.52268981933594
2011	6.36691999435425
2012	7.5369701385498
2013	7.61120986938477
2014	7.57372999191284
2015	7.4439001083374
2016	7.61861991882324
2017	7.56883001327515
2018	7.64084005355835
2019	7.63851022720337
2020	7.92561006546021
2021	6.65000009536743