Year	Number
1996	88.5
1998	90.5472640991211
2000	91.0447769165039
2002	89.0547256469727
2003	88.059700012207
2004	86.0576934814453
2005	86.0576934814453
2006	88.461540222168
2007	88.461540222168
2008	88.461540222168
2009	88.6255950927734
2010	88.1516571044922
2011	89.2018814086914
2012	89.2018814086914
2013	88.7323913574219
2014	87.1921157836914
2015	87.6847305297852
2016	88.1773376464844
2017	88.1773376464844
2018	86.4077682495117
2019	86.4734268188477
2020	85.5072479248047
2021	84.0579681396484
2022	88.8888854980469