Year	%
2001	0.26
2002	11.92
2004	9.67
2005	21.12
2006	15.39
2007	20.34
2008	25.05
2009	13.93
2010	12.55
2011	22.41
2012	14.64
2013	2.83
2014	2.46
2015	3.82
2016	2.55
2017	1.94
2018	2.27
2019	16.48
2020	4.07
2021	4.93
