Year	%
2004	3.35
2008	7.64
2010	8.47
2011	7.8
2012	8.11
2013	7.13
2014	7.53
2015	7.68
2016	6.08
2017	6.14
2018	6.12
2019	18.99
2020	5.82
2021	8.4
