Year annual % 1990 7.69435962224851 1991 5.39631618665197 1992 4.58787832075566 1993 3.03498246332101 1994 0.65534023011287 1995 7.53840293949897 1996 0.435488567247717 1997 0.713391642504391 1998 0.391321279452626 1999 -0.120156156475602 2000 -1.76759868448363 2001 0.614522911755344 2002 0.959559339434833 2003 0.860408255313928 2004 0.913545179131802 2005 0.886221376375332 2006 1.44536678457565 2007 3.17154412342092 2008 4.8303863930626 2009 -0.452558780552764 2010 0.647501047462967 2011 -0.598844907171141 2012 0.533172461926384 2013 1.26026248256035 2014 0.215437762428678 2015 3.17293530967125 2016 0.969883868049919 2017 -0.0608910142931904 2018 0.939181637531973 2019 0.816805456485284 2020 0.142417962079094 2021 2.39453714272777 2022 3.0515118903607 2023 4.18320344922859