Year	% of commercial service exports
1978	6.913339824732233
1979	4.702495201535498
1980	10.23809523809524
1981	11.29283489096575
1982	2.2703818369453046
1983	2.0330368487928894
1984	2.2399999999999807
1985	2.268760907504358
1986	1.5665796344647447
1987	1.2406947890818714
1988	1.343570057581573
1989	0.5141388174807133
1990	13.439153439153444
1991	9.17030567685589
1997	9.83020554066131
1998	2.83203125
1999	2.251407129455899
2000	0.0525164113785479
2001	2.8631284916201167
2002	3.758741258741267
2003	3.1779661016949206
2004	6.409458618543866
2005	3.102584727920714
2006	4.303874270511415
2007	3.9648069075108765
2008	4.373221404711302
2009	4.180215003857512
2010	4.747587457911337
2011	7.558245526264486
2012	7.844402063268092
2013	8.792599929276392
2014	8.079449897220186
2015	8.54989947765506
2016	8.517327970184866
2017	9.048583268715092
2018	7.516471020902955
2019	5.902954446787305
2020	8.415710559428703
2021	10.050173451044031
2022	3.673595945462907