Year Percent of GDP 1992 5.455 1993 -27.901 1994 -2.22 1995 2.089 1996 1.734 1997 13.63 1998 -7.11 1999 2.75 2000 15.447 2001 16.237 2002 20.213 2003 21.759 2004 20.371 2005 20.011 2006 21.324 2007 21.172 2008 14.223 2009 27.754 2010 24.869 2011 22.263 2012 38.372 2013 20.289 2014 20.407 2015 18.284 2016 20.106 2017 24.484 2018 18.447 2019 17.058 2020 19.491 2021 20.174 2022 20.188 2023 17.296 2024 16.721