Year % of GNI 1990 1.0509727323988791 1991 1.1713628418116904 1992 1.34997042672774 1993 1.2469580520185068 1994 1.2670814102268386 1995 1.2410903338371981 1996 1.1437680533704035 1997 1.0325155164481525 1998 1.0712763469125044 1999 1.0399705995727477 2000 0.9359373411372 2001 1.0117986932474474 2002 0.9752225354731933 2003 1.0058608115545324 2004 1.004279449591483 2005 0.9715637924739075 2006 0.866089677030047 2007 0.8635966993749588 2008 0.8943529910201652 2009 2.0849750815290307 2010 0.9596511493070895 2011 1.1213376059923779 2012 1.3615149049312771 2013 1.1205119682725655 2014 1.134308820188317 2015 1.1358076319601202 2016 1.2751530041972596 2017 1.2248662961413044 2018 1.313088810557689 2019 1.4004689923751814 2020 1.6712778466913103 2021 1.7158419405531886