Year	%
1997	2.4
1998	2.4
1999	2.4
2000	2.4
2001	2.4
2003	5.80645161290323
2004	6.45161290322581
2005	6.45161290322581
2006	6.45161290322581
2007	5.16129032258065
2008	5.16129032258065
2009	5.16129032258065
2010	5.16129032258065
2011	12.7659574468085
2012	14.8936170212766
2013	14.8936170212766
2014	14.8936170212766
2015	14.8936170212766
2016	14.8936170212766
2017	12.7659574468085
2018	15.2542372881356
2019	14.8809523809524
2020	15.4320987654321
2021	32.258064516129
2022	25.8883248730964
2023	25.8883248730965