Year	Number
1996	24
1998	33.3333320617676
2000	28.8557205200195
2002	36.8159217834473
2003	40.7960205078125
2004	36.0576934814453
2005	36.0576934814453
2006	45.6730766296387
2007	47.5961532592773
2008	46.6346168518066
2009	45.0236968994141
2010	43.6018943786621
2011	38.0281677246094
2012	40.8450698852539
2013	38.9671363830566
2014	35.4679794311523
2015	33.0049247741699
2016	32.019702911377
2017	34.4827575683594
2018	37.3786392211914
2019	38.164249420166
2020	39.613525390625
2021	43.4782600402832
2022	43.961353302002