Year GDP 1990 0.6326936126558532 1991 0.5851900621783886 1992 0.6047497938521489 1993 0.5526779044138562 1994 0.3699288839011603 1995 0.4316902338700313 1996 0.43086386298259005 1997 0.3785678596586494 1998 0.38066678785582775 1999 0.3578999399555609 2000 0.3072586021321231 2001 0.3117707404591811 2002 0.33029296020431226 2003 0.38389343946312154 2004 0.4105462321193496 2005 0.4169202395940887 2006 0.41996737041023396 2007 0.475705696890713 2008 0.5420163580606375 2009 0.5022383969994282 2010 0.4792042227235206 2011 0.5119931363189142 2012 0.47999730889518016 2013 0.4983559013564728 2014 0.4901847149565293 2015 0.40677759009765235 2016 0.40838089088217466 2017 0.419497063057531 2018 0.42972287585711094 2019 0.392324661915667 2020 0.3893201581526813 2021 0.3829013627559215 2022 0.34578212553467125 2023 0.3612580821825722