Year	% of commercial service exports
1983	15.271966527196653
1984	19.630484988452658
1985	26.426426426426424
1986	17.050691244239633
1987	26.063829787234045
1988	34.44976076555024
1989	41.1214953271028
1990	6.41399416909621
1991	33.264462809917354
1992	11.597374179431071
1993	5.343511450381679
1994	11.951219512195122
1995	8.818011257035648
1996	13.324360699865412
1997	7.072691552062868
1998	4.855072463768116
1999	10.849539406345956
2000	10.685335298452468