Year	Number
1996	58.152172088623
1998	58.152172088623
2000	58.6956520080566
2002	57.8378372192383
2003	56.7567558288574
2004	52.2388076782227
2005	39.705883026123
2006	46.5686264038086
2007	44.6601943969727
2008	39.8058242797852
2009	44.0191383361816
2010	44.4976081848145
2011	50.2369651794434
2012	48.8151664733887
2013	46.445499420166
2014	49.519229888916
2015	51.4285697937012
2016	49.523811340332
2017	46.1904754638672
2018	45.238094329834
2019	43.8095245361328
2020	43.3333320617676
2021	38.5714302062988
2022	27.3584899902344