Year	Percent change
1993	-1.2
1994	-30.9
1995	-1.428
1996	-5.9
1997	1.6
1998	-6.5
1999	-3.4
2000	2.1
2001	6.1
2002	7.8
2003	6.6
2004	7.4
2005	7.5
2006	4.8
2007	3
2008	7.8
2009	-6
2010	7.1
2011	5.818
2012	-0.59
2013	9.044
2014	5
2015	-0.338
2016	4.409
2017	4.691
2018	4
2019	3.5
2020	3.8
2021	3.8
2022	3.8
2023	3.8
2024	3.8