Year	Number
1990	5587592
1991	5587033
1992	5582023
1993	5583451
1994	5639840
1995	5553915
1996	5519544
1997	5465652
1998	5398637
1999	5310724
2000	5220199
2001	5116623
2002	5007388
2003	4893747
2004	4782969
2005	4663658
2006	4560237
2007	4467952
2008	4412348
2009	4296711
2010	4235313
2011	4150946
2012	4092451
2013	4021448
2014	3952235
2015	3887540
2016	3813593
2017	3753557
2018	3695091
2019	3632407
2020	3569706
2021	3509097
2022	3444337