Year	Number
1996	45
1998	41.7910461425781
2000	35.8208961486816
2002	35.8208961486816
2003	37.3134346008301
2004	23.0769233703613
2005	27.4038467407227
2006	28.8461532592773
2007	33.1730766296387
2008	25.9615383148193
2009	28.4360198974609
2010	27.962085723877
2011	26.7605628967285
2012	26.7605628967285
2013	25.3521118164063
2014	27.5862064361572
2015	27.5862064361572
2016	31.0344829559326
2017	31.0344829559326
2018	29.6116504669189
2019	29.468599319458
2020	30.4347820281982
2021	32.8502426147461
2022	33.3333320617676