Year	% of commercial service exports
1979	27.13146758574556
1980	27.491524126353355
1981	28.618064334988368
1982	29.81941401070319
1983	33.798761866352336
1984	33.36791152785229
1985	35.09757788604627
1986	31.809557120226934
1987	32.5731602084315
1988	31.12548231314485
1989	26.491608196742586
1990	25.62300533562924
1991	27.08784602062644
1992	27.60886670842904
1993	25.012110553618644
1994	25.016701936287156
1995	25.166144901001065
1996	22.031108732637023
1997	19.64451953804788
1998	19.552072064458567
1999	19.13677016084411
2000	18.124676285329205
2001	18.113446124757
2002	20.58321600502763
2003	22.17633349029782
2004	22.495252798050743
2005	22.345132916335547
2006	21.997279388453777
2007	21.809863510893393
2008	22.759892455677775
2009	20.991881041455404
2010	21.836059230074056
2011	22.831112063596745
2012	22.25682077545442
2013	21.702022594688476
2014	20.34479926456913
2015	19.450628759657622
2016	18.53507093794441
2017	17.240870685620056
2018	17.783318106055194
2019	17.730897734030954
2020	20.305309839063753
2021	21.54777789968582
2022	19.75128912900846
2023	17.88548424739455