Year	Percent change
1993	10154.97
1994	401.119
1995	181.651
1996	39.723
1997	10.117
1998	19.993
1999	19.215
2000	25.816
2001	6.122
2002	-0.569
2003	8.243
2004	12.309
2005	10.347
2006	11.625
2007	16.59
2008	22.311
2009	12.31
2010	9.096
2011	4.56
2012	-0.202
2013	0.496
2014	24.87
2015	43.313
2016	12.361
2017	13.669
2018	9.777
2019	6.967
2020	5.622
2021	5.37
2022	5.119
2023	4.993
2024	4.993