Year annual % 1986 9.72219327678563 1987 9.7040723294332 1988 6.45636026801941 1989 7.16585889470777 1990 3.64991197717477 1991 14.7136770282735 1992 16.8559977535548 1993 20.1273593149248 1994 3.38610098291493 1995 5.48886133171504 1996 6.24124591476026 1997 7.57283467072592 1998 -1.40425233816792 1999 2.95370836069129 2000 -1.17475681175946 2001 0.67257737006247 2002 4.1786723990479 2003 -1.26065113450354 2004 -1.68541212459466 2005 1.30027500930997 2006 2.73842131602099 2007 6.79477353930168 2008 12.0414583505108 2009 4.53017659132801 2010 6.14988536750173 2011 11.2734146055937 2012 10.884695658563 2013 3.8056300091943 2014 2.12000175718134 2015 0.953206658777607 2016 0.502509413611612 2017 2.81747338234509 2018 -0.133373386117595 2019 0.220029731065383 2020 -1.36977425569811 2021 0.543149688737013 2022 2.33314337624567