Year	% of total exports
2000	7.6811846388583565
2001	7.794962305081838
2002	7.62140699667883
2003	7.250407499931059
2004	7.819006661464056
2005	8.210834462595946
2006	7.56160154579247
2007	6.880981547201431
2008	6.275959952281704
2009	8.178321813850278
2010	7.3671224116838925
2011	6.35991765177578
2012	6.089287529794907
2013	6.341140233718086
2014	6.8638568400450275
2015	8.09115439603028
2016	8.067033569093171
2017	8.424753116623437
2018	8.43657707105225
2019	8.916600138786574