Year	% of commercial service exports
1977	22.144882701727255
1978	23.688394276629566
1979	21.18836034152291
1980	19.00090552369454
1981	18.987341772151893
1982	20.885200553250357
1983	24.036979969183363
1984	30.789604370137397
1985	8.146964856230042
1986	11.143848621750806
1987	7.703986405549216
1988	7.353548817060968
1989	9.719233936303027
1990	11.644832605531292
1991	15.752461322081572
1992	9.104704097116837
1993	-2.936553755820995
1994	1.5581020300587767
1995	-13.072285728355581
1996	3.7863274477662117
1997	-1.5792133624347855
1998	-7.423119218895181
1999	-0.10732511523984556
2000	-5.61433158462448
2001	-9.350390728713904
2002	-7.403981589682473
2003	3.221130330253743
2004	3.5397575513651134
2005	0.455302157660185
2006	-3.696250921938315
2007	0.15207535357515667
2008	2.2372324881131647
2009	6.423278471977611
2010	1.4619893578781529
2011	-3.819184627303457
2012	15.203346672284894
2013	12.00292044117171
2014	13.566021300085339
2015	12.967033868909041
2016	12.136602485719251
2017	12.240991391549386
2018	12.717395293210231
2019	14.234106697695083
2020	30.374930732618125
2021	28.120681412156046
2022	17.040248761679308
2023	20.010745729930903