Year annual % 1992 51.66505171152287 1993 53.877998057252384 1994 77.48130573855573 1995 40.46400488878491 1996 123.88920328535814 1997 351.44861696531655 1998 11.756136806716755 1999 13.373647997137834 2000 30.80031493091279 2001 25.95804356180661 2002 12.344639302417075 2003 20.204240627478466 2004 24.007939466518334 2005 21.493194170554567 2006 26.927332722345714 2007 31.285876474514524 2008 8.856652164337765 2009 4.172126432015336 2010 6.304509098877873 2011 12.181322544941995 2012 8.432293522280009 2013 8.935771373763199 2014 1.1440276716647573 2015 8.765536446519157 2016 7.606858325155173 2017 7.705764460400995 2018 8.77829497368631 2019 9.882391520753892 2020 10.884164865945754 2021 10.698714841785891 2022 13.195097164808006 2023 8.698259829678882