Year	Percent change
1993	-52.354
1994	-19.872
1995	-5.035
1996	33.987
1997	34.444
1998	14.105
1999	-41.259
2000	1.763
2001	-0.177
2002	15.31
2003	23.42
2004	-5.41
2005	6.986
2006	6.883
2007	5.677
2008	11.712
2009	-1.337
2010	-9.287
2011	32.879
2012	3.309
2013	10.086
2014	-13.051
2015	25.159
2016	-0.113
2017	-6.715
2018	4.866
2019	-5.461
2020	4.27
2021	-4.045
2022	-6.411
2023	-5.403
2024	-6.048
