Year annual % 1992 -10.6300971576201 1993 1128.00002429404 1994 1662.21594875899 1995 411.759641777268 1996 19.7948028061898 1997 3.6743480968473 1998 -0.772697886033167 1999 -8.52517000536064 2000 1.80500303704356 2001 1.5471959015228 2002 2.7711647199827 2003 2.2338649296705 2004 6.70893042797784 2005 9.67950731917057 2006 8.3289248286321 2007 16.6997549618244 2008 20.8490871772712 2009 1.45704835970321 2010 5.72687224669605 2011 7.8583333333334 2012 1.06621339720303 2013 2.41571745279419 2014 1.37344181533176 2015 4.02768573742726 2016 12.4433748584372 2017 12.9359184187335 2018 2.26854690373999 2019 2.61057182799215 2020 2.75980947008127 2021 6.65029912708779 2022 13.8522590144267 2023 8.78543049849081