Year	%
1995	64.97604
2001	51.27826
2002	51.89328
2006	57.9182
2008	55.48775
2009	55.83237
2010	55.56237
2011	56.33853
2012	55.94477
2015	54.78944
2018	54.53999
2021	55.22353