Year	Percent
1995	1.72
2001	1.96
2002	1.38
2003	1.45
2004	2.45
2005	2.46
2006	2.78
2007	3.18
2008	3.73
2009	1.5
2010	1.84
2011	2.93
2012	2.74
2013	2.28
2014	2.83
2015	1.74
2016	1.61
2017	1.01
2018	0.81
2019	1.14
