Year	% of commercial service exports
1989	47.189695550351644
1990	51.38269402319311
1991	51.35322692574602
1992	57.08351239077528
1993	48.557397176181524
1994	30.278637770897728
1995	32.37742830712319
1996	26.141384388806756
1997	20.197135949414164
1998	15.280394795872565
1999	34.216537231612634
2000	36.77090414683889
2001	20.157081589417736
2002	30.629001234461434
2003	32.24016767352981
2004	30.20989846560147
2005	22.241437967793313
2006	23.50571906821049
2007	20.182528599438694
2008	40.79821465642448
2009	61.76014772315113
2010	24.162121769777162
2011	12.747007169837115
2012	11.417701066605526
2013	8.15264269355449
2014	13.536358653098723
2015	11.339206278516164
2016	10.760033746971423
2017	17.41208324819339
2018	16.110993247979717