Year	Number
1996	1
1998	1
2000	1
2002	1
2003	1
2004	3
2005	3
2006	3
2007	3
2008	2
2009	2
2010	2
2011	2
2012	2
2013	2
2014	1
2015	2
2016	3
2017	3
2018	2
2019	2
2020	2
2021	2
2022	2