Year	Number
2004	1261
2005	1278
2006	1737
2007	1934
2008	1746
2010	2085
2011	1042
2013	1921
2014	2575
2015	1969
2016	1842
2017	1772
2018	1755
2019	1359
2020	1530
2021	1906