Year	Number
1996	10605
1997	10762
1998	10365
1999	10568
2000	10605
2001	10707
2002	10770
2003	10832
2005	11198
2006	11415
2007	11423
2008	11373
2009	11782
2010	11746
2011	11726
2012	11696
2013	11688
2014	11741
2015	11849
2016	12033
2018	12444
2019	12546
2020	12632
2021	13085