Year	% of GNI
1970	7.244156760362285
1971	5.629668168404663
1972	4.711468222814995
1973	7.468306217111687
1974	5.228391031403955
1975	6.385395546650571
1976	5.2726498902978065
1977	4.613644948196106
1978	4.69352609436112
1979	4.9744617186735605
1980	1.1818297637364048
1981	3.6269454316705203
1982	1.8255471456572974
1983	3.4858379506086132
1984	0.9424349373287365
1985	1.5159772211375322
1986	0.45112655912006894
1987	-0.07732537066387934
1988	-0.13385641619467836
1989	-0.23342242547815614
1990	0.19391269698512786
1991	0.7466293077055163
1992	0.1462194594572442
1993	1.097834387927577
1994	1.390625743318045
1995	0.24389667849409888
1996	1.8727638694264308
1997	0.58511539777546
1998	0.5509006485603714
1999	0.6008876760142547
2000	0.5423136349252873
2001	0.041329939049656685
2002	0.2451151808554793