Year	Number
1996	5.85106372833252
1998	7.44680833816528
2000	6.87830686569214
2002	1.05820107460022
2003	3.01507544517517
2004	3.39805817604065
2005	0.970873773097992
2006	0.483091801404953
2007	0
2008	0
2009	0
2010	0
2011	0
2012	0
2013	0
2014	0
2015	0
2016	0
2017	0.476190477609634
2018	0.943396210670471
2019	0.943396210670471
2020	3.30188679695129
2021	4.24528312683105
2022	2.35849046707153
