Year	Number
1991	2903665
1992	2924273
1993	2898901
1994	2775171
1995	2793251
1996	2827134
1997	2841305
1998	2832388
1999	2861273
2000	2853060
2001	2841507
2002	2868928
2003	2868194
2004	2895623
2005	2893154
2006	2917717
2007	2924753
2008	2918710
2009	2909160
2010	2888564
2011	2887130
2012	2871734
2013	2850392
2014	2865028
2015	2895364
2016	2939677
2017	2966464
2018	2990219
2019	3032098
2020	3028252
2021	3070703
2022	3141486
2023	3179505