Year % of GNI 1992 5.239154229070527 1993 3.454169062537287 1994 4.9248448826740026 1995 3.6525443798633197 1996 3.966164275621896 1997 5.387803000054543 1998 2.7624647123092534 1999 2.2755551722782963 2000 3.6609221872115953 2001 3.6913707354660485 2002 3.850283657136428 2003 18.26627584115835 2004 2.153987038922899 2005 1.8220109372698639 2006 1.4987281345168408 2007 1.382823074724718 2008 1.4637543703891303 2009 2.8312629577908193 2010 3.63521240878744 2011 2.596711645696512 2012 10.485749412179345 2013 11.765631216801797 2014 11.99858711289831 2015 17.156117763310156 2016 14.231887898286603 2017 37.451433158604544 2018 65.07458335151071 2019 92.85171937534233 2020 22.58421973702587 2021 20.101117008646185 2022 21.547482742607148