Year	% of merchandise exports
1979	3.3422871144800506
1980	2.8895533974976906
1981	4.588153426415746
1982	6.3501698824293555
1983	6.270323290787837
1984	5.540811921470794
1985	4.4112226754885295
1986	6.236715556912579
1987	5.026570993924984
1988	6.622270387947875
1989	6.055831207867551
1990	5.168651523627086
1991	8.682417764490125
1992	11.632865979263855
1993	14.743478130954363
1994	16.23869509439754
1995	13.86483240715905
1996	13.451156898559002
1997	16.57841656941553
1998	23.48010676532176
1999	16.86493786110231
2000	8.864284065137191
2001	12.067184270182302
2002	14.973520285450043
2003	2.616041887016432
2004	4.626973695761372
2005	4.712181239795105
2006	5.696424275713764
2007	7.463292080123443
2008	7.2797874402697635
2009	10.293886080942167
2010	10.475916420415048
2011	12.680956476270511
2012	10.782633197971807
2013	10.033851299433765
2014	11.618672317879257
2015	14.778283291801698
2016	14.848449494535354
2017	15.794478622318714
2018	15.761317613825234
2019	14.712550546388256
2020	24.040337920279608
2021	24.335148743227933
2022	16.43431370968783