Year annual % growth 1998 5.343124289229934 1999 4.957955052697784 2000 2.4072818901354083 2001 4.361914188286065 2002 2.7792867155050516 2003 5.406201825451191 2004 5.518531357430547 2005 5.221376628244826 2006 5.434720541041727 2007 4.491325997873602 2008 3.9648691788292183 2009 4.211344369708087 2010 5.60493445825081 2011 0.4520486168635216 2012 4.397346477654864 2013 6.938551372352151 2014 4.371048246076214 2015 6.144246181387018 2016 3.4423780557872448 2017 3.8612051129836686 2018 3.682092545624883 2019 5.4230461991202645 2020 0.4971772210396068 2021 5.581342100896336 2022 4.182425821021113 2023 3.1611405189094626