Year	% of GNI
1970	9.263216276671734
1971	9.562477703323635
1972	9.870926136558829
1973	9.754101293573399
1974	9.708630095920928
1975	10.629403526181376
1976	11.024654944372196
1977	11.25082794975367
1978	11.494692260025388
1979	11.7592238909672
1980	11.456048011964546
1981	11.247072295187657
1982	11.685355498616847
1983	12.229339039425506
1984	11.831782779926655
1985	11.486047805089639
1986	11.907049746278403
1987	12.232710758515823
1988	12.14496898491942
1989	11.988276104608321
1990	11.748177404491104
1991	11.516000584003915
1992	12.267157046234232
1993	11.904337582800894
1994	12.084524039825324
1995	11.89148991720149
1996	11.909090292267688
1997	11.829923546372543
1998	11.967031635560707
1999	12.075847610164953
2000	12.182901167395592
2001	11.855937010953115
2002	11.587524286048845
2003	11.709703133965458
2004	11.41235456892909
2005	11.09516033812165
2006	11.046398749627405
2007	10.997761033270997
2008	10.1923276960198
2009	10.484630642168788
2010	10.970271834192223
2011	11.196030029322664
2012	11.366057628512273
2013	11.202997961679925
2014	11.0082051279289
2015	11.07661855893243
2016	11.02332713490404
2017	11.01090382309989
2018	10.916099621563129
2019	11.003964869581559
2020	11.348109121653618
2021	10.883895944048149