Year	Percent change
1993	884.782
1994	1281.43
1995	116.917
1996	64.374
1997	50.227
1998	26.07
1999	25.97
2000	28.182
2001	26.483
2002	21.557
2003	8.74
2004	9.261
2005	11.377
2006	10.88
2007	11.855
2008	13.833
2009	12.356
2010	11.901
2011	13.61
2012	10.813
2013	10.804
2014	9.237
2015	8.427
2016	7.867
2017	18.897
2018	14.388
2019	15.668
2020	10.544
2021	8.53
2022	7.794
2023	7.529
2024	7.435