Year % of GNI 1975 -7.09556646355432 1976 1.6411848523754 1977 -0.489452837383378 1978 1.19122987953675 1979 3.00110204795757 1980 5.07034489166193 1981 -1.12173319557614 1982 -9.71757147855353 1983 -6.79883114124159 1984 -6.00282819700053 1985 -7.8925664593842 1986 -3.98638619316209 1987 3.45839653330641 1988 9.59848083598224 1989 10.2024008017918 1990 9.85444439261357 1991 9.21985263115509 1992 8.82009819598998 1993 8.2357733449855 1994 8.77047929620078 1995 11.9959775677753 1996 12.5204845848811 1997 12.7223506029038 1998 10.9269098636467 1999 9.2637594331078 2000 9.89158406792753 2001 10.1805366784188 2002 10.6420676055459 2003 11.2331903426774 2004 12.5174800455874 2005 13.3794216417714 2006 16.8589838660187 2007 16.5121225539295 2008 12.5162648851996 2009 12.5149859133888 2010 14.6530044733333 2011 9.99689600770442 2012 11.1539670107525 2013 10.2675333237674 2014 9.48558033590623 2015 10.3228470353253 2016 6.19030332500808 2017 5.01676143823353 2018 3.90522083323752 2019 3.64619814297216 2020 3.43874827122576 2021 1.72404220630323