Year	Number
1996	47.3118286132813
1998	49.1978607177734
2000	48.9361686706543
2002	14.8148145675659
2003	26.4550266265869
2004	25.1231517791748
2005	27.3170738220215
2006	36.0975608825684
2007	35.9223289489746
2008	38.3495140075684
2009	41.1483268737793
2010	38.5714302062988
2011	41.2322273254395
2012	38.8625602722168
2013	32.7014236450195
2014	25
2015	23.8095245361328
2016	23.8095245361328
2017	28.0952377319336
2018	24.761905670166
2019	25.238094329834
2020	40
2021	44.761905670166
2022	30.1886787414551