Year	% of merchandise imports
1974	60.05469392566236
1975	67.36332651594275
1976	67.82766010870252
1977	66.43964752524579
1978	63.32390170457146
1979	57.11193344041157
1980	54.55569904110544
1981	45.83875380707762
1982	43.834398692224596
1983	45.724068908174566
1984	42.94717340356765
1985	46.8834404162504
1986	57.821619470313166
1987	60.38974467850862
2000	64.40790303961658
2001	44.00841421468517
2002	63.78184076801126
2003	70.22196074622995
2004	63.70592345421776
2005	71.23264899477422
2006	52.06958287337263
2007	47.570625877563764
2008	46.563980754160426
2009	57.16015905965758
2010	54.05590152049861