Year	Percent change
1993	38.109
1994	13.155
1995	24.858
1996	33.506
1997	8.964
1998	20.357
1999	-5.351
2000	2.675
2001	15.639
2002	2.711
2003	11.865
2004	21.028
2005	16.859
2006	21.388
2007	17.349
2008	-10.731
2009	-31.714
2010	12.412
2011	22.031
2012	5.381
2013	0.366
2014	1.193
2015	2.127
2016	4.425
2017	8.89
2018	4.658
2019	3.1
2020	3.1
2021	3.14
2022	3.1
2023	3.1
2024	3.1