Year	% of commercial service imports
1974	22.42152466367707
1975	21.176470588235293
1976	19.913151364764268
1977	20.87378640776699
1978	19.309196837286724
1979	19.79310344827586
1980	18.208516886930983
1981	16.74491392801252
1982	16.32142857142857
1983	13.324666883327918
1984	13.81726457399103
1985	13.925380977404098
1986	15.57632398753894
1987	17.563508629028153
1988	17.535545023696685
1989	17.002237136465325
1990	17.6056338028169
1991	16.73487949067758
1992	16.172734970364097
1993	19.12378303198887
1994	18.762343647136273
1995	17.50076757752533
1996	18.32620647525962
1997	17.221297836938437
1998	18.556701030927837
1999	19.129019129019127
2000	17.390319978335093
2001	18.07592987424894
2002	20.550335518764637
2003	29.04590308170638
2004	29.05389077560862
2005	28.37642126973247
2006	34.56824796428993
2007	20.039317595756167
2008	23.931902497949864
2009	31.410025329341757
2010	28.053920869987987
2011	24.98499893849948
2012	28.09558710604072
2013	24.45931679264948
2014	20.923499727442014
2015	21.965828909424985
2016	21.707004404192816
2017	19.793826273597663
2018	17.742376968481032
2019	20.864943725579614
2020	7.437244867536205
2021	10.075400330610588
2022	11.734561985064163
2023	15.132834071346624
