Year	number of people
1989	8725
1990	11972
1991	12925
1993	17912
1994	7945
1995	7966
1996	9117
1997	15620
1998	10681
1999	7384
2000	9252
2001	5446
2003	4564
2004	4685
2005	3355
2006	5468
2009	19713
2011	4853
2012	5271
2013	4703
2014	9477
2015	10341
2016	5421
2017	6208
2018	4242
2019	4470
2020	4563
2021	4966
2022	5607