Year	Number
1996	81.1827926635742
1998	81.2834243774414
2000	81.3829803466797
2002	77.7777786254883
2003	69.8412704467773
2004	55.1724128723145
2005	52.1951217651367
2006	58.5365867614746
2007	58.2524261474609
2008	58.737865447998
2009	63.6363639831543
2010	61.4285697937012
2011	63.0331764221191
2012	63.0331764221191
2013	62.5592422485352
2014	65.3846130371094
2015	62.8571434020996
2016	61.9047622680664
2017	65.7142868041992
2018	65.7142868041992
2019	66.1904754638672
2020	63.8095245361328
2021	69.0476226806641
2022	72.1698150634766