Year annual % 1992 5.9245312622849 1993 14.4112644439348 1994 12.1447980115689 1995 8.96251888719981 1996 8.19455217632728 1997 5.5360026677348 1998 4.64421422660787 1999 2.36481836111807 2000 3.77538829151734 2001 4.2628722887370305 2002 2.786159885895085 2003 2.34864169582755 2004 2.829477962146635 2005 2.6093230819774798 2006 3.19288637808747 2007 2.915982618728555 2008 6.05974046339707 2009 1.536076500142795 2010 2.424473617916275 2011 3.8561124468282 2012 2.77333854051586 2013 1.75068195937027 2014 0.6245173110865689 2015 0.41004049800846754 2016 0.39180380179109553 2017 1.95607633363963 2018 2.04061231468161 2019 1.816690409574605 2020 1.20575463363476 2021 3.253289247820375 2022 10.7805806758686 2023 7.81413417002832