Year Percent of GDP (Units) 1980 -3.900 1981 -3.900 1982 -5.099 1983 -11.189 1984 -8.407 1985 -3.592 1986 -2.701 1987 -0.904 1988 1.433 1989 -1.141 1990 -0.793 1991 -0.231 1992 -2.809 1993 -9.259 1994 7.114 1995 2.099 1996 3.447 1997 4.105 1998 2.809 1999 5.110 2000 9.441 2001 24.694 2002 42.435 2003 45.504 2004 18.064 2005 15.142 2006 16.126 2007 16.149 2008 15.896 2009 22.963 2010 25.542 2011 21.201 2012 23.857 2013 24.904 2014 23.074 2015 20.001 2016 12.323 2017 15.395 2018 13.517 2019 16.993 2020 12.581 2021 15.288 2022 12.092 2023 18.344 2024 16.371 2025 16.417 2026 15.633 2027 15.388 2028 15.025 2029 14.697