Year	% of commercial service imports
1977	44.09005628517828
1978	54.8802946593002
1979	54.228187919463
1980	56.501726121979345
1981	60.41979010494754
1982	53.053435114503756
1983	42.80052840158512
1984	39.49433304272007
1985	43.52589641434268
1986	44.119368051492145
1987	36.22897700972077
1988	50.49971714124091
1989	45.071363975936826
1990	29.481338620642227
1991	25.697056153546814
1992	27.81445471852048
1993	25.256705783738386
1994	16.76523701619434
1995	17.423794293887763
1996	29.34760537661981
1997	21.76824861479159
1998	31.378209939237017
1999	11.004941229002563
2000	21.273041825273122
2001	20.42946559838539
2002	38.35165842913234
2003	40.71604439176803
2004	41.26587922936746
2005	49.65265630969156
2006	60.8830424140722
2007	61.17385249281442
2008	56.1159968414464
2009	72.08001219442349
2010	48.76755207398798
2011	59.63550105925043
2012	48.167356768110494
2013	38.790748523558285
2014	15.973132376753298
2015	19.329762407615757
2016	30.400213634260563
2017	39.73924258453883
2018	40.79427420453455
2019	42.18829283633194
2020	69.90527661121442
2021	72.81526929641005
2022	86.47529981361076
