Year	% of commercial service imports
1977	19.252952485580884
1978	11.133893787164242
1979	25.997581620314392
1980	52.776119402985074
1981	30.286392639857546
1982	32.13935230618253
1983	26.644689694711193
1984	31.91399066346018
1985	29.829545454545453
1986	31.475280677565493
1987	31.620553359683797
1988	34.37815975733064
1989	40.69285595889276
1990	35.45493378897907
1991	32.31099331061466
1992	28.513439385628086
1993	38.2329945269742
1994	35.310344827586206
1995	36.671575846833576
1996	37.22786647314949
1997	41.85867895545315
1998	44.88067744418784
1999	44.56214689265537
2000	45.572207084468666
2001	44.84605087014726
2002	45.37313432835821
2003	41.249263406010606
2004	31.385803959439883
2005	24.186455584872473
2006	22.15839146491588
2007	22.11965950057922
2008	25.83792643648905
2009	33.638362261903005
2010	43.930038571898464
