Year annual % 1995 51.81986707057919 1996 43.83673834058014 1997 28.4660179098297 1998 20.639356564799836 1999 22.27110839459311 2000 12.029262385736903 2001 19.906455856869336 2002 3.7403770414818203 2003 8.67330285161073 2004 13.46121863617632 2005 14.125214625569123 2006 16.04623885090113 2007 13.675034135069847 2008 7.667533427489078 2009 6.83707245310776 2010 12.48579985541671 2011 9.167788795038152 2012 4.976872401065272 2013 2.276105785065114 2014 4.013124684502777 2015 1.764720648654076 2016 3.887582430232367 2017 0.27464264796669463 2018 -0.22100668545223492 2019 4.313638628938479 2020 10.490194591479229 2021 8.601294449515782 2022 4.865258240513551 2023 2.3465729898467855