Year % of GNI 1980 3.41660200597531 1981 2.03049877333527 1982 1.24505067664317 1983 1.09005912299496 1984 1.79881551114527 1985 2.53703163211134 1986 0.523448495101098 1987 0.993569578842168 1988 19.0650951190475 1989 13.9111298627376 1990 4.28296006437827 1991 0.43099690840941 1992 0.152062554561787 1993 0.0902636187768594 1994 0.124452017567178 1995 0.183858357509609 1996 0.0701231177562312 1997 0.264832155546338 1998 0.139698827050736 1999 0.144139204279364 2000 0.146650665239505 2001 0.154644755779602 2002 0.0793150919208192 2003 0.211169897637098 2004 0.18793073502168 2005 0.471462977756322 2006 1.55649462466412 2007 3.89542679140762 2008 0.913078084257212 2009 0.692724513438505 2010 1.0990819104114 2011 1.03683904678936 2012 0.785603382460938 2013 0.32978312842082 2014 0.611132462143481 2015 0.719824231656568 2016 1.180978562916 2017 1.70330252907516 2018 0.546469260630741 2019 0.59709972293653 2020 0.680731715314664 2021 2.17630941078256