Year % of GDP 1989 2.4471013153258303 1990 2.45401611552735 1991 2.31124341155315 1992 2.44954206753443 1993 1.92806687404062 1994 1.69347959870483 1995 1.6862338869153701 1996 1.65272667000964 1997 1.63265067284541 1998 1.65508069090551 1999 1.8714659141257701 2000 1.8357596845418898 2001 1.98308624365796 2002 2.05936465293746 2003 1.9962889356584301 2004 1.93850823279804 2005 1.87185802294835 2006 1.8695916362794 2007 1.75016458545192 2008 1.71604254580499 2009 1.8935237960352298 2010 1.73351986212832 2011 1.65908251595704 2012 1.70094267160117 2013 1.7143409229625002 2014 1.7384092879439401 2015 1.77677106896806 2016 1.7688865902507 2017 1.71124264388853 2018 1.67357820944542 2019 1.6829110115129602 2020 1.7566994709883699 2021 1.61307386433133 2022 1.59538074333145