Year	Number
1996	60.7526893615723
1998	58.8235282897949
2000	61.1702117919922
2002	31.7460308074951
2003	40.7407417297363
2004	34.4827575683594
2005	40.9756088256836
2006	46.3414649963379
2007	51.4563102722168
2008	52.9126205444336
2009	54.0669860839844
2010	52.3809509277344
2011	54.028434753418
2012	49.7630348205566
2013	43.1279602050781
2014	35.5769233703613
2015	33.8095245361328
2016	32.8571434020996
2017	40.476188659668
2018	32.8571434020996
2019	32.3809509277344
2020	47.1428565979004
2021	50.476188659668
2022	40.5660362243652