Year	%
2001	12.62
2002	12.7
2003	12.69
2004	12.7
2005	12.68
2006	12.6
2007	11.75
2008	11.75
2009	11.75
2010	11.75
2011	11.73
2012	11.73
2013	11.73
2014	11
2015	13.56
2016	12.46
2017	17.84
2018	15.52
2019	11.93
2020	11.93
2021	12.04