Year % of GDP 1990 23.79209861818613 1994 25.20894999447853 1995 25.672766906666805 1996 25.311268289166314 1997 24.478319778893834 1998 24.35242936448076 1999 23.839939166333945 2000 23.698123565879946 2001 24.745474197560068 2002 24.988306957411943 2003 25.246620522659583 2004 24.757310778605433 2005 25.10076244610978 2006 24.879762524847507 2007 24.76056883866101 2008 25.913629711207495 2009 28.39337545187806 2010 28.275440428862975 2011 27.400923590411207 2012 27.461078092332578 2013 27.0624948946043 2014 26.825976097980874 2015 26.798982410271467 2016 26.615766422054378 2017 26.351008950275254 2018 26.236029761121895 2019 26.86189485038897 2020 33.495940758306375 2021 31.783227642354316 2022 29.3373090326265