Year % of GDP 1995 6.6532137220035565 1996 7.026869165869732 1997 9.002017941699467 1998 12.911182408639174 1999 6.290256828373421 2000 5.664689563535483 2001 8.156377022466552 2002 5.839549974826604 2003 6.198384501933872 2004 6.250877904787172 2005 5.060402947908857 2006 5.191280188761265 2007 5.242278337346582 2008 4.805339338433469 2009 6.621196763834236 2010 6.180293498108393 2011 5.8456808798677296 2012 6.069629991124708 2013 6.507492319820442 2014 7.547056779182201 2015 9.122534372222056 2016 9.831168860329562 2017 10.016995965314099 2018 8.60774180183334 2019 7.882625069365158 2020 9.946543571448153 2021 11.486345376647593 2022 13.737788497454275 2023 14.920040153214787