Year	number
2006	92979
2007	102745
2008	100646
2009	56690
2010	51859
2011	65842
2012	61542
2013	60292
2014	56381
2015	64417
2016	73889
2017	98405
2018	94244
2019	94869
2020	78419
2021	103019
2022	113931