Year	% of commercial service exports
1976	8.03470388532629
1977	6.298999729656664
1978	10.309278350515463
1979	2.5949367088607596
1980	4.514363885088919
1981	4.856115107913669
1982	9.62671905697446
1983	15.899581589958158
1984	12.933025404157044
1985	12.912912912912914
1986	14.746543778801843
1987	27.659574468085108
1988	26.31578947368421
1989	21.18380062305296
1990	10.495626822157435
1991	12.603305785123966
1992	8.752735229759299
1993	1.8129770992366412
1994	22.195121951219512
1995	25.89118198874296
1996	58.41184387617766
1997	44.10609037328094
1998	30.36231884057971
1999	42.988741044012286
2000	49.447310243183495