Year annual % 1996 85.0326794603107 1997 20.8587311971357 1998 24.4139511815425 1999 27.8958985102444 2000 80.992656389848 2001 86.8262099987671 2002 19.509224849504 2003 12.4873416131617 2004 8.12336874641409 2005 14.667996083637 2006 12.3557424153695 2007 8.7018784972483 2008 9.08520485427238 2009 7.88769289465361 2010 5.7289416308888 2011 8.909097738016 2012 6.19933895593788 2013 5.12544327576433 2014 2.58538293679744 2015 1.8728924804025 2016 1.54988883247718 2017 2.97079316981832 2018 1.97494256215236 2019 2.44060040801315 2020 2.44841613321584 2021 5.77242633690898 2022 10.3500766703969 2023 12.0027358687916