Year	1=low to 6=high
2005	3.25
2006	3.25
2007	3.25
2008	3.25
2009	3.25
2010	3.25
2011	3.25
2012	3.25
2013	3.25
2014	3.25
2015	3
2016	2.75
2017	2.75
2018	2.75
2019	3
2020	3
2021	3
2022	3
2023	3