Year % GDP 1974 0.14296810703093574 1975 0.037720036497774515 1976 0.05419184123427659 1977 0.047681279815498946 1978 0.18599594935504069 1979 0.24439314579907814 1980 4.31569998798739 1981 4.198438374781496 1982 4.426053168195501 1983 4.79565126267238 1984 4.414211772469702 1985 6.573472610787669 1986 8.380818976167713 1987 9.943361623121785 1988 11.121714575054165 1989 18.70472203078828 1991 67.21414676709267 1992 75.50344043579756 1993 164.485285908347 1994 279.31217859971554 1995 226.05144382061457 1996 240.39216137481128 1997 95.17728740527971 1998 239.47172145355074 1999 176.78193187877858 2000 103.29129577181013 2001 95.64370898334646 2002 105.31509962874975 2003 114.3524195820532 2004 116.59803771112736 2005 105.00494409426229 2006 95.17336211149518 2007 16.01180852398336 2008 13.045858246622737 2009 11.355498236171488 2010 9.100984166490594 2011 6.9574755044605165 2012 5.670812391742764 2013 7.466342334578595 2014 6.814174407498834 2015 5.474838677558484 2016 3.8918417212855485 2017 10.80872332752829 2018 11.562221783308162 2019 14.115440068315799 2020 17.312591789098004 2021 13.969487666430997 2022 16.83008460395356