Year	% of total exports
1995	8.51979684527584
1996	7.9472254675391065
1997	7.747282808333597
1998	7.668229938960703
1999	7.645180946660575
2000	7.032469825598711
2001	7.015859204201734
2002	6.931462335938659
2003	6.437530035398285
2004	6.31832818803118
2005	6.418905802070862
2006	5.9904805643926355
2007	5.92759351334657
2008	5.692660978099294
2009	6.466814337469462
2010	6.017558990943116
2011	5.743034941357908
2012	5.814437815544954
2013	6.111118359057762
2014	6.366671619547141
2015	6.989046091416002
2016	7.182359315478249
2017	7.097377242046576
2018	7.028878988564762
2019	7.368306555074511