Year	Percent change
1993	837
1994	116.1
1995	23.8
1996	15.1
1997	11.1
1998	18.2
1999	43.8
2000	18.5
2001	6.4
2002	4.441
2003	15.697
2004	12.464
2005	10.037
2006	14.081
2007	13.111
2008	7.339
2009	0.441
2010	8.081
2011	7.779
2012	3.954
2013	5.177
2014	4.68
2015	13.528
2016	2.368
2017	7.334
2018	0.9
2019	5.071
2020	4.962
2021	5.022
2022	5.022
2023	5.003
2024	5.003