Year	Number
1996	62.5
1998	63.1840782165527
2000	53.7313423156738
2002	41.7910461425781
2003	41.2935333251953
2004	37.980770111084
2005	38.9423065185547
2006	45.6730766296387
2007	45.6730766296387
2008	44.711540222168
2009	45.0236968994141
2010	54.502368927002
2011	55.8685455322266
2012	55.3990592956543
2013	54.4600944519043
2014	55.6650238037109
2015	55.6650238037109
2016	53.2019691467285
2017	53.2019691467285
2018	50
2019	50.2415466308594
2020	53.6231880187988
2021	56.038646697998
2022	57.487922668457